Home / 55,472.86-76,552.57-29,979.15

Finding the Fourth Proportional to 55,472.86, 76,552.57 and 29,979.15

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Solution

The fourth proportional to 55,472.86, 76,552.57 and 29,979.15 is: 41,371.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,472.86 : 76,552.57 = 29,979.15 : x
  2. Step 2: Convert to fraction form
    55,472.86/76,552.57 = 29,979.15/x
  3. Step 3: Cross multiply
    55,472.86x = 76,552.57 × 29,979.15
  4. Step 4: Simplify right side
    55,472.86x = 2,294,980,978.92
  5. Step 5: Solve for x
    x = 2,294,980,978.92/55,472.86
  6. Step 6: Final answer
    x = 41,371.24

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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.