Home / 23,227.20-32,076.96-15,275.20

Finding the Fourth Proportional to 23,227.20, 32,076.96 and 15,275.20

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Solution

The fourth proportional to 23,227.20, 32,076.96 and 15,275.20 is: 21,095.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,227.20 : 32,076.96 = 15,275.20 : x
  2. Step 2: Convert to fraction form
    23,227.20/32,076.96 = 15,275.20/x
  3. Step 3: Cross multiply
    23,227.20x = 32,076.96 × 15,275.20
  4. Step 4: Simplify right side
    23,227.20x = 489,981,979.39
  5. Step 5: Solve for x
    x = 489,981,979.39/23,227.20
  6. Step 6: Final answer
    x = 21,095.18

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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.