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Finding the Fourth Proportional to 51,737.52, 77,622.48 and 21,767.52

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Solution

The fourth proportional to 51,737.52, 77,622.48 and 21,767.52 is: 32,658.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,737.52 : 77,622.48 = 21,767.52 : x
  2. Step 2: Convert to fraction form
    51,737.52/77,622.48 = 21,767.52/x
  3. Step 3: Cross multiply
    51,737.52x = 77,622.48 × 21,767.52
  4. Step 4: Simplify right side
    51,737.52x = 1,689,648,885.85
  5. Step 5: Solve for x
    x = 1,689,648,885.85/51,737.52
  6. Step 6: Final answer
    x = 32,658.10

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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.