Home / 44,322.38-66,446.28-20,617.89

Finding the Fourth Proportional to 44,322.38, 66,446.28 and 20,617.89

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Solution

The fourth proportional to 44,322.38, 66,446.28 and 20,617.89 is: 30,909.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,322.38 : 66,446.28 = 20,617.89 : x
  2. Step 2: Convert to fraction form
    44,322.38/66,446.28 = 20,617.89/x
  3. Step 3: Cross multiply
    44,322.38x = 66,446.28 × 20,617.89
  4. Step 4: Simplify right side
    44,322.38x = 1,369,982,091.95
  5. Step 5: Solve for x
    x = 1,369,982,091.95/44,322.38
  6. Step 6: Final answer
    x = 30,909.49

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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.