Home / 19,252.56-28,882.66-8,159.16

Finding the Fourth Proportional to 19,252.56, 28,882.66 and 8,159.16

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Solution

The fourth proportional to 19,252.56, 28,882.66 and 8,159.16 is: 12,240.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,252.56 : 28,882.66 = 8,159.16 : x
  2. Step 2: Convert to fraction form
    19,252.56/28,882.66 = 8,159.16/x
  3. Step 3: Cross multiply
    19,252.56x = 28,882.66 × 8,159.16
  4. Step 4: Simplify right side
    19,252.56x = 235,658,244.17
  5. Step 5: Solve for x
    x = 235,658,244.17/19,252.56
  6. Step 6: Final answer
    x = 12,240.36

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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.