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Finding the Fourth Proportional to 57,624.76, 86,429.82 and 22,589.02

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Solution

The fourth proportional to 57,624.76, 86,429.82 and 22,589.02 is: 33,880.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,624.76 : 86,429.82 = 22,589.02 : x
  2. Step 2: Convert to fraction form
    57,624.76/86,429.82 = 22,589.02/x
  3. Step 3: Cross multiply
    57,624.76x = 86,429.82 × 22,589.02
  4. Step 4: Simplify right side
    57,624.76x = 1,952,364,932.58
  5. Step 5: Solve for x
    x = 1,952,364,932.58/57,624.76
  6. Step 6: Final answer
    x = 33,880.66

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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.