Home / 33,329.76-45,995.08-18,425.76

Finding the Fourth Proportional to 33,329.76, 45,995.08 and 18,425.76

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Solution

The fourth proportional to 33,329.76, 45,995.08 and 18,425.76 is: 25,427.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,329.76 : 45,995.08 = 18,425.76 : x
  2. Step 2: Convert to fraction form
    33,329.76/45,995.08 = 18,425.76/x
  3. Step 3: Cross multiply
    33,329.76x = 45,995.08 × 18,425.76
  4. Step 4: Simplify right side
    33,329.76x = 847,494,305.26
  5. Step 5: Solve for x
    x = 847,494,305.26/33,329.76
  6. Step 6: Final answer
    x = 25,427.55

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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.