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Finding the Fourth Proportional to 22,125.51, 30,532.17 and 12,053.91

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Solution

The fourth proportional to 22,125.51, 30,532.17 and 12,053.91 is: 16,633.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,125.51 : 30,532.17 = 12,053.91 : x
  2. Step 2: Convert to fraction form
    22,125.51/30,532.17 = 12,053.91/x
  3. Step 3: Cross multiply
    22,125.51x = 30,532.17 × 12,053.91
  4. Step 4: Simplify right side
    22,125.51x = 368,032,029.28
  5. Step 5: Solve for x
    x = 368,032,029.28/22,125.51
  6. Step 6: Final answer
    x = 16,633.83

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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.