Home / 48,032.92-72,050.42-12,495.61

Finding the Fourth Proportional to 48,032.92, 72,050.42 and 12,495.61

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Solution

The fourth proportional to 48,032.92, 72,050.42 and 12,495.61 is: 18,743.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,032.92 : 72,050.42 = 12,495.61 : x
  2. Step 2: Convert to fraction form
    48,032.92/72,050.42 = 12,495.61/x
  3. Step 3: Cross multiply
    48,032.92x = 72,050.42 × 12,495.61
  4. Step 4: Simplify right side
    48,032.92x = 900,313,948.66
  5. Step 5: Solve for x
    x = 900,313,948.66/48,032.92
  6. Step 6: Final answer
    x = 18,743.69

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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.