Home / 24,112.89-36,170.70-8,318.65

Finding the Fourth Proportional to 24,112.89, 36,170.70 and 8,318.65

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Solution

The fourth proportional to 24,112.89, 36,170.70 and 8,318.65 is: 12,478.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,112.89 : 36,170.70 = 8,318.65 : x
  2. Step 2: Convert to fraction form
    24,112.89/36,170.70 = 8,318.65/x
  3. Step 3: Cross multiply
    24,112.89x = 36,170.70 × 8,318.65
  4. Step 4: Simplify right side
    24,112.89x = 300,891,386.55
  5. Step 5: Solve for x
    x = 300,891,386.55/24,112.89
  6. Step 6: Final answer
    x = 12,478.45

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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.