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Finding the Fourth Proportional to 16,053.36, 22,150.44 and 9,339

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Solution

The fourth proportional to 16,053.36, 22,150.44 and 9,339 is: 12,885.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,053.36 : 22,150.44 = 9,339 : x
  2. Step 2: Convert to fraction form
    16,053.36/22,150.44 = 9,339/x
  3. Step 3: Cross multiply
    16,053.36x = 22,150.44 × 9,339
  4. Step 4: Simplify right side
    16,053.36x = 206,862,959.16
  5. Step 5: Solve for x
    x = 206,862,959.16/16,053.36
  6. Step 6: Final answer
    x = 12,885.96

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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.