Home / 19,557.22-29,336.30-5,517.16

Finding the Fourth Proportional to 19,557.22, 29,336.30 and 5,517.16

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Solution

The fourth proportional to 19,557.22, 29,336.30 and 5,517.16 is: 8,275.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,557.22 : 29,336.30 = 5,517.16 : x
  2. Step 2: Convert to fraction form
    19,557.22/29,336.30 = 5,517.16/x
  3. Step 3: Cross multiply
    19,557.22x = 29,336.30 × 5,517.16
  4. Step 4: Simplify right side
    19,557.22x = 161,853,033.32
  5. Step 5: Solve for x
    x = 161,853,033.32/19,557.22
  6. Step 6: Final answer
    x = 8,275.87

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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.