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Finding the Fourth Proportional to 56,622.11, 84,932.85 and 14,502.11

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Solution

The fourth proportional to 56,622.11, 84,932.85 and 14,502.11 is: 21,753.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,622.11 : 84,932.85 = 14,502.11 : x
  2. Step 2: Convert to fraction form
    56,622.11/84,932.85 = 14,502.11/x
  3. Step 3: Cross multiply
    56,622.11x = 84,932.85 × 14,502.11
  4. Step 4: Simplify right side
    56,622.11x = 1,231,705,800.03
  5. Step 5: Solve for x
    x = 1,231,705,800.03/56,622.11
  6. Step 6: Final answer
    x = 21,753.09

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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.