Home / 27,114.84-37,414.17-15,178.68

Finding the Fourth Proportional to 27,114.84, 37,414.17 and 15,178.68

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Solution

The fourth proportional to 27,114.84, 37,414.17 and 15,178.68 is: 20,944.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,114.84 : 37,414.17 = 15,178.68 : x
  2. Step 2: Convert to fraction form
    27,114.84/37,414.17 = 15,178.68/x
  3. Step 3: Cross multiply
    27,114.84x = 37,414.17 × 15,178.68
  4. Step 4: Simplify right side
    27,114.84x = 567,897,713.90
  5. Step 5: Solve for x
    x = 567,897,713.90/27,114.84
  6. Step 6: Final answer
    x = 20,944.17

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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.