Home / 24,515.30-33,831.69-13,338.02

Finding the Fourth Proportional to 24,515.30, 33,831.69 and 13,338.02

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Solution

The fourth proportional to 24,515.30, 33,831.69 and 13,338.02 is: 18,406.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,515.30 : 33,831.69 = 13,338.02 : x
  2. Step 2: Convert to fraction form
    24,515.30/33,831.69 = 13,338.02/x
  3. Step 3: Cross multiply
    24,515.30x = 33,831.69 × 13,338.02
  4. Step 4: Simplify right side
    24,515.30x = 451,247,757.85
  5. Step 5: Solve for x
    x = 451,247,757.85/24,515.30
  6. Step 6: Final answer
    x = 18,406.78

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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.