Home / 23,577.60-35,439.30-23,140.20

Finding the Fourth Proportional to 23,577.60, 35,439.30 and 23,140.20

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Solution

The fourth proportional to 23,577.60, 35,439.30 and 23,140.20 is: 34,781.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,577.60 : 35,439.30 = 23,140.20 : x
  2. Step 2: Convert to fraction form
    23,577.60/35,439.30 = 23,140.20/x
  3. Step 3: Cross multiply
    23,577.60x = 35,439.30 × 23,140.20
  4. Step 4: Simplify right side
    23,577.60x = 820,072,489.86
  5. Step 5: Solve for x
    x = 820,072,489.86/23,577.60
  6. Step 6: Final answer
    x = 34,781.85

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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.