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Finding the Fourth Proportional to 56,753.28, 85,134.82 and 14,633

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Solution

The fourth proportional to 56,753.28, 85,134.82 and 14,633 is: 21,950.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,753.28 : 85,134.82 = 14,633 : x
  2. Step 2: Convert to fraction form
    56,753.28/85,134.82 = 14,633/x
  3. Step 3: Cross multiply
    56,753.28x = 85,134.82 × 14,633
  4. Step 4: Simplify right side
    56,753.28x = 1,245,777,821.06
  5. Step 5: Solve for x
    x = 1,245,777,821.06/56,753.28
  6. Step 6: Final answer
    x = 21,950.76

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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.