Home / 22,606.47-31,195.40-13,046.76

Finding the Fourth Proportional to 22,606.47, 31,195.40 and 13,046.76

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Solution

The fourth proportional to 22,606.47, 31,195.40 and 13,046.76 is: 18,003.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,606.47 : 31,195.40 = 13,046.76 : x
  2. Step 2: Convert to fraction form
    22,606.47/31,195.40 = 13,046.76/x
  3. Step 3: Cross multiply
    22,606.47x = 31,195.40 × 13,046.76
  4. Step 4: Simplify right side
    22,606.47x = 406,998,896.90
  5. Step 5: Solve for x
    x = 406,998,896.90/22,606.47
  6. Step 6: Final answer
    x = 18,003.65

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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.