Home / 25,154.65-34,714.10-13,824.28

Finding the Fourth Proportional to 25,154.65, 34,714.10 and 13,824.28

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Solution

The fourth proportional to 25,154.65, 34,714.10 and 13,824.28 is: 19,077.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,154.65 : 34,714.10 = 13,824.28 : x
  2. Step 2: Convert to fraction form
    25,154.65/34,714.10 = 13,824.28/x
  3. Step 3: Cross multiply
    25,154.65x = 34,714.10 × 13,824.28
  4. Step 4: Simplify right side
    25,154.65x = 479,897,516.30
  5. Step 5: Solve for x
    x = 479,897,516.30/25,154.65
  6. Step 6: Final answer
    x = 19,077.88

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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.