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Finding the Fourth Proportional to 15,295.53, 22,892.25 and 8,719.95

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Solution

The fourth proportional to 15,295.53, 22,892.25 and 8,719.95 is: 13,050.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,295.53 : 22,892.25 = 8,719.95 : x
  2. Step 2: Convert to fraction form
    15,295.53/22,892.25 = 8,719.95/x
  3. Step 3: Cross multiply
    15,295.53x = 22,892.25 × 8,719.95
  4. Step 4: Simplify right side
    15,295.53x = 199,619,275.39
  5. Step 5: Solve for x
    x = 199,619,275.39/15,295.53
  6. Step 6: Final answer
    x = 13,050.82

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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.