Home / 27,934.17-38,549.84-15,358.92

Finding the Fourth Proportional to 27,934.17, 38,549.84 and 15,358.92

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Solution

The fourth proportional to 27,934.17, 38,549.84 and 15,358.92 is: 21,195.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,934.17 : 38,549.84 = 15,358.92 : x
  2. Step 2: Convert to fraction form
    27,934.17/38,549.84 = 15,358.92/x
  3. Step 3: Cross multiply
    27,934.17x = 38,549.84 × 15,358.92
  4. Step 4: Simplify right side
    27,934.17x = 592,083,831.78
  5. Step 5: Solve for x
    x = 592,083,831.78/27,934.17
  6. Step 6: Final answer
    x = 21,195.68

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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.