Home / 18,731.66-28,097.48-5,593.25

Finding the Fourth Proportional to 18,731.66, 28,097.48 and 5,593.25

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Solution

The fourth proportional to 18,731.66, 28,097.48 and 5,593.25 is: 8,389.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,731.66 : 28,097.48 = 5,593.25 : x
  2. Step 2: Convert to fraction form
    18,731.66/28,097.48 = 5,593.25/x
  3. Step 3: Cross multiply
    18,731.66x = 28,097.48 × 5,593.25
  4. Step 4: Simplify right side
    18,731.66x = 157,156,314.24
  5. Step 5: Solve for x
    x = 157,156,314.24/18,731.66
  6. Step 6: Final answer
    x = 8,389.88

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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.