Home / 13,633.28-20,449.92-5,841.44

Finding the Fourth Proportional to 13,633.28, 20,449.92 and 5,841.44

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Solution

The fourth proportional to 13,633.28, 20,449.92 and 5,841.44 is: 8,762.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,633.28 : 20,449.92 = 5,841.44 : x
  2. Step 2: Convert to fraction form
    13,633.28/20,449.92 = 5,841.44/x
  3. Step 3: Cross multiply
    13,633.28x = 20,449.92 × 5,841.44
  4. Step 4: Simplify right side
    13,633.28x = 119,456,980.68
  5. Step 5: Solve for x
    x = 119,456,980.68/13,633.28
  6. Step 6: Final answer
    x = 8,762.16

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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.