Home / 22,606.90-31,198.29-12,534.75

Finding the Fourth Proportional to 22,606.90, 31,198.29 and 12,534.75

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Solution

The fourth proportional to 22,606.90, 31,198.29 and 12,534.75 is: 17,298.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,606.90 : 31,198.29 = 12,534.75 : x
  2. Step 2: Convert to fraction form
    22,606.90/31,198.29 = 12,534.75/x
  3. Step 3: Cross multiply
    22,606.90x = 31,198.29 × 12,534.75
  4. Step 4: Simplify right side
    22,606.90x = 391,062,765.58
  5. Step 5: Solve for x
    x = 391,062,765.58/22,606.90
  6. Step 6: Final answer
    x = 17,298.38

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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.