Home / 55,346.59-76,379.15-31,473.97

Finding the Fourth Proportional to 55,346.59, 76,379.15 and 31,473.97

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Solution

The fourth proportional to 55,346.59, 76,379.15 and 31,473.97 is: 43,434.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,346.59 : 76,379.15 = 31,473.97 : x
  2. Step 2: Convert to fraction form
    55,346.59/76,379.15 = 31,473.97/x
  3. Step 3: Cross multiply
    55,346.59x = 76,379.15 × 31,473.97
  4. Step 4: Simplify right side
    55,346.59x = 2,403,954,963.46
  5. Step 5: Solve for x
    x = 2,403,954,963.46/55,346.59
  6. Step 6: Final answer
    x = 43,434.56

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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.