Home / 23,831.92-32,873.34-15,330.87

Finding the Fourth Proportional to 23,831.92, 32,873.34 and 15,330.87

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Solution

The fourth proportional to 23,831.92, 32,873.34 and 15,330.87 is: 21,147.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,831.92 : 32,873.34 = 15,330.87 : x
  2. Step 2: Convert to fraction form
    23,831.92/32,873.34 = 15,330.87/x
  3. Step 3: Cross multiply
    23,831.92x = 32,873.34 × 15,330.87
  4. Step 4: Simplify right side
    23,831.92x = 503,976,959.50
  5. Step 5: Solve for x
    x = 503,976,959.50/23,831.92
  6. Step 6: Final answer
    x = 21,147.14

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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.