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Finding the Fourth Proportional to 56,652.68, 84,957.90 and 16,660.95

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Solution

The fourth proportional to 56,652.68, 84,957.90 and 16,660.95 is: 24,985.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,652.68 : 84,957.90 = 16,660.95 : x
  2. Step 2: Convert to fraction form
    56,652.68/84,957.90 = 16,660.95/x
  3. Step 3: Cross multiply
    56,652.68x = 84,957.90 × 16,660.95
  4. Step 4: Simplify right side
    56,652.68x = 1,415,479,324.01
  5. Step 5: Solve for x
    x = 1,415,479,324.01/56,652.68
  6. Step 6: Final answer
    x = 24,985.21

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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.