Home / 22,466.11-31,001.61-12,394.57

Finding the Fourth Proportional to 22,466.11, 31,001.61 and 12,394.57

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Solution

The fourth proportional to 22,466.11, 31,001.61 and 12,394.57 is: 17,103.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,466.11 : 31,001.61 = 12,394.57 : x
  2. Step 2: Convert to fraction form
    22,466.11/31,001.61 = 12,394.57/x
  3. Step 3: Cross multiply
    22,466.11x = 31,001.61 × 12,394.57
  4. Step 4: Simplify right side
    22,466.11x = 384,251,625.26
  5. Step 5: Solve for x
    x = 384,251,625.26/22,466.11
  6. Step 6: Final answer
    x = 17,103.61

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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.