Home / 27,934.76-38,548.36-15,359.52

Finding the Fourth Proportional to 27,934.76, 38,548.36 and 15,359.52

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Solution

The fourth proportional to 27,934.76, 38,548.36 and 15,359.52 is: 21,195.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,934.76 : 38,548.36 = 15,359.52 : x
  2. Step 2: Convert to fraction form
    27,934.76/38,548.36 = 15,359.52/x
  3. Step 3: Cross multiply
    27,934.76x = 38,548.36 × 15,359.52
  4. Step 4: Simplify right side
    27,934.76x = 592,084,306.39
  5. Step 5: Solve for x
    x = 592,084,306.39/27,934.76
  6. Step 6: Final answer
    x = 21,195.25

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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.