Home / 22,456.14-30,992.13-13,025.04

Finding the Fourth Proportional to 22,456.14, 30,992.13 and 13,025.04

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Solution

The fourth proportional to 22,456.14, 30,992.13 and 13,025.04 is: 17,976.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,456.14 : 30,992.13 = 13,025.04 : x
  2. Step 2: Convert to fraction form
    22,456.14/30,992.13 = 13,025.04/x
  3. Step 3: Cross multiply
    22,456.14x = 30,992.13 × 13,025.04
  4. Step 4: Simplify right side
    22,456.14x = 403,673,732.94
  5. Step 5: Solve for x
    x = 403,673,732.94/22,456.14
  6. Step 6: Final answer
    x = 17,976.10

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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.