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Finding the Fourth Proportional to 56,616.62, 84,924.62 and 14,496.62

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Solution

The fourth proportional to 56,616.62, 84,924.62 and 14,496.62 is: 21,744.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,616.62 : 84,924.62 = 14,496.62 : x
  2. Step 2: Convert to fraction form
    56,616.62/84,924.62 = 14,496.62/x
  3. Step 3: Cross multiply
    56,616.62x = 84,924.62 × 14,496.62
  4. Step 4: Simplify right side
    56,616.62x = 1,231,119,944.78
  5. Step 5: Solve for x
    x = 1,231,119,944.78/56,616.62
  6. Step 6: Final answer
    x = 21,744.85

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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.