Home / 40,391.52-60,493.23-38,990.22

Finding the Fourth Proportional to 40,391.52, 60,493.23 and 38,990.22

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Solution

The fourth proportional to 40,391.52, 60,493.23 and 38,990.22 is: 58,394.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,391.52 : 60,493.23 = 38,990.22 : x
  2. Step 2: Convert to fraction form
    40,391.52/60,493.23 = 38,990.22/x
  3. Step 3: Cross multiply
    40,391.52x = 60,493.23 × 38,990.22
  4. Step 4: Simplify right side
    40,391.52x = 2,358,644,346.21
  5. Step 5: Solve for x
    x = 2,358,644,346.21/40,391.52
  6. Step 6: Final answer
    x = 58,394.54

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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.