Home / 27,204.38-37,542.17-15,881.66

Finding the Fourth Proportional to 27,204.38, 37,542.17 and 15,881.66

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Solution

The fourth proportional to 27,204.38, 37,542.17 and 15,881.66 is: 21,916.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,204.38 : 37,542.17 = 15,881.66 : x
  2. Step 2: Convert to fraction form
    27,204.38/37,542.17 = 15,881.66/x
  3. Step 3: Cross multiply
    27,204.38x = 37,542.17 × 15,881.66
  4. Step 4: Simplify right side
    27,204.38x = 596,231,831.60
  5. Step 5: Solve for x
    x = 596,231,831.60/27,204.38
  6. Step 6: Final answer
    x = 21,916.76

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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.