Home / 40,269.38-60,377.42-19,212.68

Finding the Fourth Proportional to 40,269.38, 60,377.42 and 19,212.68

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Solution

The fourth proportional to 40,269.38, 60,377.42 and 19,212.68 is: 28,806.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,269.38 : 60,377.42 = 19,212.68 : x
  2. Step 2: Convert to fraction form
    40,269.38/60,377.42 = 19,212.68/x
  3. Step 3: Cross multiply
    40,269.38x = 60,377.42 × 19,212.68
  4. Step 4: Simplify right side
    40,269.38x = 1,160,011,651.74
  5. Step 5: Solve for x
    x = 1,160,011,651.74/40,269.38
  6. Step 6: Final answer
    x = 28,806.30

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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.