Home / 24,118.40-36,179.04-12,445.76

Finding the Fourth Proportional to 24,118.40, 36,179.04 and 12,445.76

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Solution

The fourth proportional to 24,118.40, 36,179.04 and 12,445.76 is: 18,669.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,118.40 : 36,179.04 = 12,445.76 : x
  2. Step 2: Convert to fraction form
    24,118.40/36,179.04 = 12,445.76/x
  3. Step 3: Cross multiply
    24,118.40x = 36,179.04 × 12,445.76
  4. Step 4: Simplify right side
    24,118.40x = 450,275,648.87
  5. Step 5: Solve for x
    x = 450,275,648.87/24,118.40
  6. Step 6: Final answer
    x = 18,669.38

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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.