Home / 24,720.80-37,084.40-12,247.20

Finding the Fourth Proportional to 24,720.80, 37,084.40 and 12,247.20

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Solution

The fourth proportional to 24,720.80, 37,084.40 and 12,247.20 is: 18,372.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,720.80 : 37,084.40 = 12,247.20 : x
  2. Step 2: Convert to fraction form
    24,720.80/37,084.40 = 12,247.20/x
  3. Step 3: Cross multiply
    24,720.80x = 37,084.40 × 12,247.20
  4. Step 4: Simplify right side
    24,720.80x = 454,180,063.68
  5. Step 5: Solve for x
    x = 454,180,063.68/24,720.80
  6. Step 6: Final answer
    x = 18,372.39

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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.