Home / 22,092.65-30,488.92-12,661.23

Finding the Fourth Proportional to 22,092.65, 30,488.92 and 12,661.23

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Solution

The fourth proportional to 22,092.65, 30,488.92 and 12,661.23 is: 17,473.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,092.65 : 30,488.92 = 12,661.23 : x
  2. Step 2: Convert to fraction form
    22,092.65/30,488.92 = 12,661.23/x
  3. Step 3: Cross multiply
    22,092.65x = 30,488.92 × 12,661.23
  4. Step 4: Simplify right side
    22,092.65x = 386,027,196.92
  5. Step 5: Solve for x
    x = 386,027,196.92/22,092.65
  6. Step 6: Final answer
    x = 17,473.11

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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.