Home / 13,499.55-20,260.16-6,104.66

Finding the Fourth Proportional to 13,499.55, 20,260.16 and 6,104.66

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Solution

The fourth proportional to 13,499.55, 20,260.16 and 6,104.66 is: 9,161.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,499.55 : 20,260.16 = 6,104.66 : x
  2. Step 2: Convert to fraction form
    13,499.55/20,260.16 = 6,104.66/x
  3. Step 3: Cross multiply
    13,499.55x = 20,260.16 × 6,104.66
  4. Step 4: Simplify right side
    13,499.55x = 123,681,256.52
  5. Step 5: Solve for x
    x = 123,681,256.52/13,499.55
  6. Step 6: Final answer
    x = 9,161.88

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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.