Home / 19,754.39-29,627.19-5,711.36

Finding the Fourth Proportional to 19,754.39, 29,627.19 and 5,711.36

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Solution

The fourth proportional to 19,754.39, 29,627.19 and 5,711.36 is: 8,565.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,754.39 : 29,627.19 = 5,711.36 : x
  2. Step 2: Convert to fraction form
    19,754.39/29,627.19 = 5,711.36/x
  3. Step 3: Cross multiply
    19,754.39x = 29,627.19 × 5,711.36
  4. Step 4: Simplify right side
    19,754.39x = 169,211,399.74
  5. Step 5: Solve for x
    x = 169,211,399.74/19,754.39
  6. Step 6: Final answer
    x = 8,565.76

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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.