Home / 22,465.91-31,001.22-12,394.73

Finding the Fourth Proportional to 22,465.91, 31,001.22 and 12,394.73

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Solution

The fourth proportional to 22,465.91, 31,001.22 and 12,394.73 is: 17,103.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,465.91 : 31,001.22 = 12,394.73 : x
  2. Step 2: Convert to fraction form
    22,465.91/31,001.22 = 12,394.73/x
  3. Step 3: Cross multiply
    22,465.91x = 31,001.22 × 12,394.73
  4. Step 4: Simplify right side
    22,465.91x = 384,251,751.57
  5. Step 5: Solve for x
    x = 384,251,751.57/22,465.91
  6. Step 6: Final answer
    x = 17,103.77

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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.