Home / 13,593.68-20,388.08-3,731.66

Finding the Fourth Proportional to 13,593.68, 20,388.08 and 3,731.66

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Solution

The fourth proportional to 13,593.68, 20,388.08 and 3,731.66 is: 5,596.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,593.68 : 20,388.08 = 3,731.66 : x
  2. Step 2: Convert to fraction form
    13,593.68/20,388.08 = 3,731.66/x
  3. Step 3: Cross multiply
    13,593.68x = 20,388.08 × 3,731.66
  4. Step 4: Simplify right side
    13,593.68x = 76,081,382.61
  5. Step 5: Solve for x
    x = 76,081,382.61/13,593.68
  6. Step 6: Final answer
    x = 5,596.82

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1.5x scale

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.