Home / 27,901.76-42,044.45-23,079.42

Finding the Fourth Proportional to 27,901.76, 42,044.45 and 23,079.42

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Solution

The fourth proportional to 27,901.76, 42,044.45 and 23,079.42 is: 34,777.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,901.76 : 42,044.45 = 23,079.42 : x
  2. Step 2: Convert to fraction form
    27,901.76/42,044.45 = 23,079.42/x
  3. Step 3: Cross multiply
    27,901.76x = 42,044.45 × 23,079.42
  4. Step 4: Simplify right side
    27,901.76x = 970,361,404.82
  5. Step 5: Solve for x
    x = 970,361,404.82/27,901.76
  6. Step 6: Final answer
    x = 34,777.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.