Home / 24,126.80-36,190.20-8,542.40

Finding the Fourth Proportional to 24,126.80, 36,190.20 and 8,542.40

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Solution

The fourth proportional to 24,126.80, 36,190.20 and 8,542.40 is: 12,813.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,126.80 : 36,190.20 = 8,542.40 : x
  2. Step 2: Convert to fraction form
    24,126.80/36,190.20 = 8,542.40/x
  3. Step 3: Cross multiply
    24,126.80x = 36,190.20 × 8,542.40
  4. Step 4: Simplify right side
    24,126.80x = 309,151,164.48
  5. Step 5: Solve for x
    x = 309,151,164.48/24,126.80
  6. Step 6: Final answer
    x = 12,813.60

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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.