Home / 13,387.59-20,073.96-5,999.13

Finding the Fourth Proportional to 13,387.59, 20,073.96 and 5,999.13

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Solution

The fourth proportional to 13,387.59, 20,073.96 and 5,999.13 is: 8,995.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,387.59 : 20,073.96 = 5,999.13 : x
  2. Step 2: Convert to fraction form
    13,387.59/20,073.96 = 5,999.13/x
  3. Step 3: Cross multiply
    13,387.59x = 20,073.96 × 5,999.13
  4. Step 4: Simplify right side
    13,387.59x = 120,426,295.65
  5. Step 5: Solve for x
    x = 120,426,295.65/13,387.59
  6. Step 6: Final answer
    x = 8,995.37

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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.