Home / 40,143.64-60,223.91-15,183.13

Finding the Fourth Proportional to 40,143.64, 60,223.91 and 15,183.13

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Solution

The fourth proportional to 40,143.64, 60,223.91 and 15,183.13 is: 22,777.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,143.64 : 60,223.91 = 15,183.13 : x
  2. Step 2: Convert to fraction form
    40,143.64/60,223.91 = 15,183.13/x
  3. Step 3: Cross multiply
    40,143.64x = 60,223.91 × 15,183.13
  4. Step 4: Simplify right side
    40,143.64x = 914,387,454.64
  5. Step 5: Solve for x
    x = 914,387,454.64/40,143.64
  6. Step 6: Final answer
    x = 22,777.89

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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.