Home / 25,931.53-38,902.16-10,349.29

Finding the Fourth Proportional to 25,931.53, 38,902.16 and 10,349.29

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Solution

The fourth proportional to 25,931.53, 38,902.16 and 10,349.29 is: 15,525.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,931.53 : 38,902.16 = 10,349.29 : x
  2. Step 2: Convert to fraction form
    25,931.53/38,902.16 = 10,349.29/x
  3. Step 3: Cross multiply
    25,931.53x = 38,902.16 × 10,349.29
  4. Step 4: Simplify right side
    25,931.53x = 402,609,735.47
  5. Step 5: Solve for x
    x = 402,609,735.47/25,931.53
  6. Step 6: Final answer
    x = 15,525.88

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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.