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Finding the Fourth Proportional to 23,959.68, 33,062.16 and 15,474.12

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Solution

The fourth proportional to 23,959.68, 33,062.16 and 15,474.12 is: 21,352.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,959.68 : 33,062.16 = 15,474.12 : x
  2. Step 2: Convert to fraction form
    23,959.68/33,062.16 = 15,474.12/x
  3. Step 3: Cross multiply
    23,959.68x = 33,062.16 × 15,474.12
  4. Step 4: Simplify right side
    23,959.68x = 511,607,831.30
  5. Step 5: Solve for x
    x = 511,607,831.30/23,959.68
  6. Step 6: Final answer
    x = 21,352.87

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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.