Home / 44,318.38-66,440.28-20,613.88

Finding the Fourth Proportional to 44,318.38, 66,440.28 and 20,613.88

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Solution

The fourth proportional to 44,318.38, 66,440.28 and 20,613.88 is: 30,903.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,318.38 : 66,440.28 = 20,613.88 : x
  2. Step 2: Convert to fraction form
    44,318.38/66,440.28 = 20,613.88/x
  3. Step 3: Cross multiply
    44,318.38x = 66,440.28 × 20,613.88
  4. Step 4: Simplify right side
    44,318.38x = 1,369,591,626.89
  5. Step 5: Solve for x
    x = 1,369,591,626.89/44,318.38
  6. Step 6: Final answer
    x = 30,903.47

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1.5x scale

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.