Home / 21,702.27-32,552.22-8,372.76

Finding the Fourth Proportional to 21,702.27, 32,552.22 and 8,372.76

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Solution

The fourth proportional to 21,702.27, 32,552.22 and 8,372.76 is: 12,558.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,702.27 : 32,552.22 = 8,372.76 : x
  2. Step 2: Convert to fraction form
    21,702.27/32,552.22 = 8,372.76/x
  3. Step 3: Cross multiply
    21,702.27x = 32,552.22 × 8,372.76
  4. Step 4: Simplify right side
    21,702.27x = 272,551,925.53
  5. Step 5: Solve for x
    x = 272,551,925.53/21,702.27
  6. Step 6: Final answer
    x = 12,558.68

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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.