Home / 33,330.75-45,996.42-18,223.49

Finding the Fourth Proportional to 33,330.75, 45,996.42 and 18,223.49

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Solution

The fourth proportional to 33,330.75, 45,996.42 and 18,223.49 is: 25,148.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,330.75 : 45,996.42 = 18,223.49 : x
  2. Step 2: Convert to fraction form
    33,330.75/45,996.42 = 18,223.49/x
  3. Step 3: Cross multiply
    33,330.75x = 45,996.42 × 18,223.49
  4. Step 4: Simplify right side
    33,330.75x = 838,215,069.92
  5. Step 5: Solve for x
    x = 838,215,069.92/33,330.75
  6. Step 6: Final answer
    x = 25,148.40

Related Problems

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Half scale
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Double scale
Find fourth proportional to 33,331.75, 45,997.80 and 18,224.49
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.