Home / 24,109.20-36,124.92-12,386.88

Finding the Fourth Proportional to 24,109.20, 36,124.92 and 12,386.88

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Solution

The fourth proportional to 24,109.20, 36,124.92 and 12,386.88 is: 18,560.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,109.20 : 36,124.92 = 12,386.88 : x
  2. Step 2: Convert to fraction form
    24,109.20/36,124.92 = 12,386.88/x
  3. Step 3: Cross multiply
    24,109.20x = 36,124.92 × 12,386.88
  4. Step 4: Simplify right side
    24,109.20x = 447,475,049.05
  5. Step 5: Solve for x
    x = 447,475,049.05/24,109.20
  6. Step 6: Final answer
    x = 18,560.34

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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.