Home / 22,494.68-31,048.66-12,935.61

Finding the Fourth Proportional to 22,494.68, 31,048.66 and 12,935.61

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Solution

The fourth proportional to 22,494.68, 31,048.66 and 12,935.61 is: 17,854.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,494.68 : 31,048.66 = 12,935.61 : x
  2. Step 2: Convert to fraction form
    22,494.68/31,048.66 = 12,935.61/x
  3. Step 3: Cross multiply
    22,494.68x = 31,048.66 × 12,935.61
  4. Step 4: Simplify right side
    22,494.68x = 401,633,372.95
  5. Step 5: Solve for x
    x = 401,633,372.95/22,494.68
  6. Step 6: Final answer
    x = 17,854.59

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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.