Home / 40,516.14-55,915.08-22,614.64

Finding the Fourth Proportional to 40,516.14, 55,915.08 and 22,614.64

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Solution

The fourth proportional to 40,516.14, 55,915.08 and 22,614.64 is: 31,209.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,516.14 : 55,915.08 = 22,614.64 : x
  2. Step 2: Convert to fraction form
    40,516.14/55,915.08 = 22,614.64/x
  3. Step 3: Cross multiply
    40,516.14x = 55,915.08 × 22,614.64
  4. Step 4: Simplify right side
    40,516.14x = 1,264,499,404.77
  5. Step 5: Solve for x
    x = 1,264,499,404.77/40,516.14
  6. Step 6: Final answer
    x = 31,209.77

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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.