Home / 15,516.16-23,098.76-15,423.91

Finding the Fourth Proportional to 15,516.16, 23,098.76 and 15,423.91

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Solution

The fourth proportional to 15,516.16, 23,098.76 and 15,423.91 is: 22,961.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,516.16 : 23,098.76 = 15,423.91 : x
  2. Step 2: Convert to fraction form
    15,516.16/23,098.76 = 15,423.91/x
  3. Step 3: Cross multiply
    15,516.16x = 23,098.76 × 15,423.91
  4. Step 4: Simplify right side
    15,516.16x = 356,273,195.35
  5. Step 5: Solve for x
    x = 356,273,195.35/15,516.16
  6. Step 6: Final answer
    x = 22,961.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.