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Finding the Fourth Proportional to 45,287.70, 67,950.78 and 24,222.28

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Solution

The fourth proportional to 45,287.70, 67,950.78 and 24,222.28 is: 36,343.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,287.70 : 67,950.78 = 24,222.28 : x
  2. Step 2: Convert to fraction form
    45,287.70/67,950.78 = 24,222.28/x
  3. Step 3: Cross multiply
    45,287.70x = 67,950.78 × 24,222.28
  4. Step 4: Simplify right side
    45,287.70x = 1,645,922,819.38
  5. Step 5: Solve for x
    x = 1,645,922,819.38/45,287.70
  6. Step 6: Final answer
    x = 36,343.71

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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.