Home / 24,280.36-36,393.20-12,400.90

Finding the Fourth Proportional to 24,280.36, 36,393.20 and 12,400.90

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Solution

The fourth proportional to 24,280.36, 36,393.20 and 12,400.90 is: 18,587.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,280.36 : 36,393.20 = 12,400.90 : x
  2. Step 2: Convert to fraction form
    24,280.36/36,393.20 = 12,400.90/x
  3. Step 3: Cross multiply
    24,280.36x = 36,393.20 × 12,400.90
  4. Step 4: Simplify right side
    24,280.36x = 451,308,433.88
  5. Step 5: Solve for x
    x = 451,308,433.88/24,280.36
  6. Step 6: Final answer
    x = 18,587.39

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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.