Home / 40,516.13-55,915.08-22,614.64

Finding the Fourth Proportional to 40,516.13, 55,915.08 and 22,614.64

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Solution

The fourth proportional to 40,516.13, 55,915.08 and 22,614.64 is: 31,209.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,516.13 : 55,915.08 = 22,614.64 : x
  2. Step 2: Convert to fraction form
    40,516.13/55,915.08 = 22,614.64/x
  3. Step 3: Cross multiply
    40,516.13x = 55,915.08 × 22,614.64
  4. Step 4: Simplify right side
    40,516.13x = 1,264,499,404.77
  5. Step 5: Solve for x
    x = 1,264,499,404.77/40,516.13
  6. Step 6: Final answer
    x = 31,209.78

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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.