Home / 23,831.35-32,891.20-13,224.40

Finding the Fourth Proportional to 23,831.35, 32,891.20 and 13,224.40

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Solution

The fourth proportional to 23,831.35, 32,891.20 and 13,224.40 is: 18,251.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,831.35 : 32,891.20 = 13,224.40 : x
  2. Step 2: Convert to fraction form
    23,831.35/32,891.20 = 13,224.40/x
  3. Step 3: Cross multiply
    23,831.35x = 32,891.20 × 13,224.40
  4. Step 4: Simplify right side
    23,831.35x = 434,966,269.99
  5. Step 5: Solve for x
    x = 434,966,269.99/23,831.35
  6. Step 6: Final answer
    x = 18,251.85

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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.