Home / 33,120.91-49,657.87-15,581.17

Finding the Fourth Proportional to 33,120.91, 49,657.87 and 15,581.17

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Solution

The fourth proportional to 33,120.91, 49,657.87 and 15,581.17 is: 23,360.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,120.91 : 49,657.87 = 15,581.17 : x
  2. Step 2: Convert to fraction form
    33,120.91/49,657.87 = 15,581.17/x
  3. Step 3: Cross multiply
    33,120.91x = 49,657.87 × 15,581.17
  4. Step 4: Simplify right side
    33,120.91x = 773,727,714.31
  5. Step 5: Solve for x
    x = 773,727,714.31/33,120.91
  6. Step 6: Final answer
    x = 23,360.70

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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.