Home / 13,589.48-20,371.26-4,349.48

Finding the Fourth Proportional to 13,589.48, 20,371.26 and 4,349.48

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Solution

The fourth proportional to 13,589.48, 20,371.26 and 4,349.48 is: 6,520.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,589.48 : 20,371.26 = 4,349.48 : x
  2. Step 2: Convert to fraction form
    13,589.48/20,371.26 = 4,349.48/x
  3. Step 3: Cross multiply
    13,589.48x = 20,371.26 × 4,349.48
  4. Step 4: Simplify right side
    13,589.48x = 88,604,387.94
  5. Step 5: Solve for x
    x = 88,604,387.94/13,589.48
  6. Step 6: Final answer
    x = 6,520.07

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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.