Home / 57,631.20-86,412.24-22,529.04

Finding the Fourth Proportional to 57,631.20, 86,412.24 and 22,529.04

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Solution

The fourth proportional to 57,631.20, 86,412.24 and 22,529.04 is: 33,780.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,631.20 : 86,412.24 = 22,529.04 : x
  2. Step 2: Convert to fraction form
    57,631.20/86,412.24 = 22,529.04/x
  3. Step 3: Cross multiply
    57,631.20x = 86,412.24 × 22,529.04
  4. Step 4: Simplify right side
    57,631.20x = 1,946,784,811.45
  5. Step 5: Solve for x
    x = 1,946,784,811.45/57,631.20
  6. Step 6: Final answer
    x = 33,780.05

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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.