Home / 24,233.20-36,436.20-20,431.60

Finding the Fourth Proportional to 24,233.20, 36,436.20 and 20,431.60

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Solution

The fourth proportional to 24,233.20, 36,436.20 and 20,431.60 is: 30,720.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,233.20 : 36,436.20 = 20,431.60 : x
  2. Step 2: Convert to fraction form
    24,233.20/36,436.20 = 20,431.60/x
  3. Step 3: Cross multiply
    24,233.20x = 36,436.20 × 20,431.60
  4. Step 4: Simplify right side
    24,233.20x = 744,449,863.92
  5. Step 5: Solve for x
    x = 744,449,863.92/24,233.20
  6. Step 6: Final answer
    x = 30,720.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.