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Finding the Fourth Proportional to 14,959.76, 22,392.25 and 8,365.95

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Solution

The fourth proportional to 14,959.76, 22,392.25 and 8,365.95 is: 12,522.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,959.76 : 22,392.25 = 8,365.95 : x
  2. Step 2: Convert to fraction form
    14,959.76/22,392.25 = 8,365.95/x
  3. Step 3: Cross multiply
    14,959.76x = 22,392.25 × 8,365.95
  4. Step 4: Simplify right side
    14,959.76x = 187,332,422.97
  5. Step 5: Solve for x
    x = 187,332,422.97/14,959.76
  6. Step 6: Final answer
    x = 12,522.43

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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.