Home / 23,535.60-35,472.60-20,287.92

Finding the Fourth Proportional to 23,535.60, 35,472.60 and 20,287.92

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Solution

The fourth proportional to 23,535.60, 35,472.60 and 20,287.92 is: 30,577.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,535.60 : 35,472.60 = 20,287.92 : x
  2. Step 2: Convert to fraction form
    23,535.60/35,472.60 = 20,287.92/x
  3. Step 3: Cross multiply
    23,535.60x = 35,472.60 × 20,287.92
  4. Step 4: Simplify right side
    23,535.60x = 719,665,270.99
  5. Step 5: Solve for x
    x = 719,665,270.99/23,535.60
  6. Step 6: Final answer
    x = 30,577.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.