Home / 13,717.60-20,589.92-9,773.24

Finding the Fourth Proportional to 13,717.60, 20,589.92 and 9,773.24

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Solution

The fourth proportional to 13,717.60, 20,589.92 and 9,773.24 is: 14,669.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,717.60 : 20,589.92 = 9,773.24 : x
  2. Step 2: Convert to fraction form
    13,717.60/20,589.92 = 9,773.24/x
  3. Step 3: Cross multiply
    13,717.60x = 20,589.92 × 9,773.24
  4. Step 4: Simplify right side
    13,717.60x = 201,230,229.74
  5. Step 5: Solve for x
    x = 201,230,229.74/13,717.60
  6. Step 6: Final answer
    x = 14,669.49

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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.