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Finding the Fourth Proportional to 57,449.88, 86,151.24 and 21,924.14

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Solution

The fourth proportional to 57,449.88, 86,151.24 and 21,924.14 is: 32,877.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,449.88 : 86,151.24 = 21,924.14 : x
  2. Step 2: Convert to fraction form
    57,449.88/86,151.24 = 21,924.14/x
  3. Step 3: Cross multiply
    57,449.88x = 86,151.24 × 21,924.14
  4. Step 4: Simplify right side
    57,449.88x = 1,888,791,416.18
  5. Step 5: Solve for x
    x = 1,888,791,416.18/57,449.88
  6. Step 6: Final answer
    x = 32,877.20

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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.