Home / 49,472.31-74,208.61-12,032.39

Finding the Fourth Proportional to 49,472.31, 74,208.61 and 12,032.39

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Solution

The fourth proportional to 49,472.31, 74,208.61 and 12,032.39 is: 18,048.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,472.31 : 74,208.61 = 12,032.39 : x
  2. Step 2: Convert to fraction form
    49,472.31/74,208.61 = 12,032.39/x
  3. Step 3: Cross multiply
    49,472.31x = 74,208.61 × 12,032.39
  4. Step 4: Simplify right side
    49,472.31x = 892,906,565.83
  5. Step 5: Solve for x
    x = 892,906,565.83/49,472.31
  6. Step 6: Final answer
    x = 18,048.61

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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.