Home / 31,867.19-47,800.78-15,176.62

Finding the Fourth Proportional to 31,867.19, 47,800.78 and 15,176.62

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Solution

The fourth proportional to 31,867.19, 47,800.78 and 15,176.62 is: 22,764.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,867.19 : 47,800.78 = 15,176.62 : x
  2. Step 2: Convert to fraction form
    31,867.19/47,800.78 = 15,176.62/x
  3. Step 3: Cross multiply
    31,867.19x = 47,800.78 × 15,176.62
  4. Step 4: Simplify right side
    31,867.19x = 725,454,273.76
  5. Step 5: Solve for x
    x = 725,454,273.76/31,867.19
  6. Step 6: Final answer
    x = 22,764.93

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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.