Home / 25,384.38-38,084.34-11,356.20

Finding the Fourth Proportional to 25,384.38, 38,084.34 and 11,356.20

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Solution

The fourth proportional to 25,384.38, 38,084.34 and 11,356.20 is: 17,037.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,384.38 : 38,084.34 = 11,356.20 : x
  2. Step 2: Convert to fraction form
    25,384.38/38,084.34 = 11,356.20/x
  3. Step 3: Cross multiply
    25,384.38x = 38,084.34 × 11,356.20
  4. Step 4: Simplify right side
    25,384.38x = 432,493,381.91
  5. Step 5: Solve for x
    x = 432,493,381.91/25,384.38
  6. Step 6: Final answer
    x = 17,037.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.