Home / 25,221.38-34,805.50-14,617.16

Finding the Fourth Proportional to 25,221.38, 34,805.50 and 14,617.16

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Solution

The fourth proportional to 25,221.38, 34,805.50 and 14,617.16 is: 20,171.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,221.38 : 34,805.50 = 14,617.16 : x
  2. Step 2: Convert to fraction form
    25,221.38/34,805.50 = 14,617.16/x
  3. Step 3: Cross multiply
    25,221.38x = 34,805.50 × 14,617.16
  4. Step 4: Simplify right side
    25,221.38x = 508,757,482.33
  5. Step 5: Solve for x
    x = 508,757,482.33/25,221.38
  6. Step 6: Final answer
    x = 20,171.68

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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.