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Finding the Fourth Proportional to 56,607.96, 84,911.85 and 15,054.96

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Solution

The fourth proportional to 56,607.96, 84,911.85 and 15,054.96 is: 22,582.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,607.96 : 84,911.85 = 15,054.96 : x
  2. Step 2: Convert to fraction form
    56,607.96/84,911.85 = 15,054.96/x
  3. Step 3: Cross multiply
    56,607.96x = 84,911.85 × 15,054.96
  4. Step 4: Simplify right side
    56,607.96x = 1,278,344,505.28
  5. Step 5: Solve for x
    x = 1,278,344,505.28/56,607.96
  6. Step 6: Final answer
    x = 22,582.42

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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.