Home / 54,808.11-75,635.28-29,657.61

Finding the Fourth Proportional to 54,808.11, 75,635.28 and 29,657.61

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Solution

The fourth proportional to 54,808.11, 75,635.28 and 29,657.61 is: 40,927.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,808.11 : 75,635.28 = 29,657.61 : x
  2. Step 2: Convert to fraction form
    54,808.11/75,635.28 = 29,657.61/x
  3. Step 3: Cross multiply
    54,808.11x = 75,635.28 × 29,657.61
  4. Step 4: Simplify right side
    54,808.11x = 2,243,161,636.48
  5. Step 5: Solve for x
    x = 2,243,161,636.48/54,808.11
  6. Step 6: Final answer
    x = 40,927.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.