Home / 15,741.17-23,635.02-10,508.78

Finding the Fourth Proportional to 15,741.17, 23,635.02 and 10,508.78

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Solution

The fourth proportional to 15,741.17, 23,635.02 and 10,508.78 is: 15,778.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,741.17 : 23,635.02 = 10,508.78 : x
  2. Step 2: Convert to fraction form
    15,741.17/23,635.02 = 10,508.78/x
  3. Step 3: Cross multiply
    15,741.17x = 23,635.02 × 10,508.78
  4. Step 4: Simplify right side
    15,741.17x = 248,375,225.48
  5. Step 5: Solve for x
    x = 248,375,225.48/15,741.17
  6. Step 6: Final answer
    x = 15,778.70

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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.