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Finding the Fourth Proportional to 57,572.48, 86,358.72 and 22,487.54

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Solution

The fourth proportional to 57,572.48, 86,358.72 and 22,487.54 is: 33,731.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,572.48 : 86,358.72 = 22,487.54 : x
  2. Step 2: Convert to fraction form
    57,572.48/86,358.72 = 22,487.54/x
  3. Step 3: Cross multiply
    57,572.48x = 86,358.72 × 22,487.54
  4. Step 4: Simplify right side
    57,572.48x = 1,941,994,738.56
  5. Step 5: Solve for x
    x = 1,941,994,738.56/57,572.48
  6. Step 6: Final answer
    x = 33,731.30

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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.