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Finding the Fourth Proportional to 12,274.61, 16,953.17 and 8,932.41

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Solution

The fourth proportional to 12,274.61, 16,953.17 and 8,932.41 is: 12,337.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,274.61 : 16,953.17 = 8,932.41 : x
  2. Step 2: Convert to fraction form
    12,274.61/16,953.17 = 8,932.41/x
  3. Step 3: Cross multiply
    12,274.61x = 16,953.17 × 8,932.41
  4. Step 4: Simplify right side
    12,274.61x = 151,432,620.58
  5. Step 5: Solve for x
    x = 151,432,620.58/12,274.61
  6. Step 6: Final answer
    x = 12,337.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.