Home / 33,331.91-45,998.82-18,225.18

Finding the Fourth Proportional to 33,331.91, 45,998.82 and 18,225.18

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Solution

The fourth proportional to 33,331.91, 45,998.82 and 18,225.18 is: 25,151.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,331.91 : 45,998.82 = 18,225.18 : x
  2. Step 2: Convert to fraction form
    33,331.91/45,998.82 = 18,225.18/x
  3. Step 3: Cross multiply
    33,331.91x = 45,998.82 × 18,225.18
  4. Step 4: Simplify right side
    33,331.91x = 838,336,774.29
  5. Step 5: Solve for x
    x = 838,336,774.29/33,331.91
  6. Step 6: Final answer
    x = 25,151.18

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Half scale
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Double scale
Find fourth proportional to 33,332.91, 46,000.20 and 18,226.18
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.