Home / 27,151.31-40,726.56-13,996.10

Finding the Fourth Proportional to 27,151.31, 40,726.56 and 13,996.10

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Solution

The fourth proportional to 27,151.31, 40,726.56 and 13,996.10 is: 20,993.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,151.31 : 40,726.56 = 13,996.10 : x
  2. Step 2: Convert to fraction form
    27,151.31/40,726.56 = 13,996.10/x
  3. Step 3: Cross multiply
    27,151.31x = 40,726.56 × 13,996.10
  4. Step 4: Simplify right side
    27,151.31x = 570,013,006.42
  5. Step 5: Solve for x
    x = 570,013,006.42/27,151.31
  6. Step 6: Final answer
    x = 20,993.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.