Home / 40,673.35-60,930.56-28,020.87

Finding the Fourth Proportional to 40,673.35, 60,930.56 and 28,020.87

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Solution

The fourth proportional to 40,673.35, 60,930.56 and 28,020.87 is: 41,976.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,673.35 : 60,930.56 = 28,020.87 : x
  2. Step 2: Convert to fraction form
    40,673.35/60,930.56 = 28,020.87/x
  3. Step 3: Cross multiply
    40,673.35x = 60,930.56 × 28,020.87
  4. Step 4: Simplify right side
    40,673.35x = 1,707,327,160.68
  5. Step 5: Solve for x
    x = 1,707,327,160.68/40,673.35
  6. Step 6: Final answer
    x = 41,976.56

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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.