Home / 31,985.79-44,158.23-22,454.92

Finding the Fourth Proportional to 31,985.79, 44,158.23 and 22,454.92

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Solution

The fourth proportional to 31,985.79, 44,158.23 and 22,454.92 is: 31,000.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,985.79 : 44,158.23 = 22,454.92 : x
  2. Step 2: Convert to fraction form
    31,985.79/44,158.23 = 22,454.92/x
  3. Step 3: Cross multiply
    31,985.79x = 44,158.23 × 22,454.92
  4. Step 4: Simplify right side
    31,985.79x = 991,569,577.19
  5. Step 5: Solve for x
    x = 991,569,577.19/31,985.79
  6. Step 6: Final answer
    x = 31,000.32

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Double scale
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Similar ratio
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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.