Home / 24,228.20-36,344.70-8,430.80

Finding the Fourth Proportional to 24,228.20, 36,344.70 and 8,430.80

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Solution

The fourth proportional to 24,228.20, 36,344.70 and 8,430.80 is: 12,647.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,228.20 : 36,344.70 = 8,430.80 : x
  2. Step 2: Convert to fraction form
    24,228.20/36,344.70 = 8,430.80/x
  3. Step 3: Cross multiply
    24,228.20x = 36,344.70 × 8,430.80
  4. Step 4: Simplify right side
    24,228.20x = 306,414,896.76
  5. Step 5: Solve for x
    x = 306,414,896.76/24,228.20
  6. Step 6: Final answer
    x = 12,647.04

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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.