Home / 25,180.29-34,747.10-14,425.20

Finding the Fourth Proportional to 25,180.29, 34,747.10 and 14,425.20

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Solution

The fourth proportional to 25,180.29, 34,747.10 and 14,425.20 is: 19,905.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,180.29 : 34,747.10 = 14,425.20 : x
  2. Step 2: Convert to fraction form
    25,180.29/34,747.10 = 14,425.20/x
  3. Step 3: Cross multiply
    25,180.29x = 34,747.10 × 14,425.20
  4. Step 4: Simplify right side
    25,180.29x = 501,233,866.92
  5. Step 5: Solve for x
    x = 501,233,866.92/25,180.29
  6. Step 6: Final answer
    x = 19,905.80

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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.