Home / 22,932.41-31,630.14-13,980.29

Finding the Fourth Proportional to 22,932.41, 31,630.14 and 13,980.29

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Solution

The fourth proportional to 22,932.41, 31,630.14 and 13,980.29 is: 19,282.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,932.41 : 31,630.14 = 13,980.29 : x
  2. Step 2: Convert to fraction form
    22,932.41/31,630.14 = 13,980.29/x
  3. Step 3: Cross multiply
    22,932.41x = 31,630.14 × 13,980.29
  4. Step 4: Simplify right side
    22,932.41x = 442,198,371.79
  5. Step 5: Solve for x
    x = 442,198,371.79/22,932.41
  6. Step 6: Final answer
    x = 19,282.69

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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.