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Finding the Fourth Proportional to 16,339.89, 22,548.23 and 9,266.97

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Solution

The fourth proportional to 16,339.89, 22,548.23 and 9,266.97 is: 12,787.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,339.89 : 22,548.23 = 9,266.97 : x
  2. Step 2: Convert to fraction form
    16,339.89/22,548.23 = 9,266.97/x
  3. Step 3: Cross multiply
    16,339.89x = 22,548.23 × 9,266.97
  4. Step 4: Simplify right side
    16,339.89x = 208,953,724.63
  5. Step 5: Solve for x
    x = 208,953,724.63/16,339.89
  6. Step 6: Final answer
    x = 12,787.95

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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.