Home / 40,151.79-60,230.82-12,069.66

Finding the Fourth Proportional to 40,151.79, 60,230.82 and 12,069.66

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Solution

The fourth proportional to 40,151.79, 60,230.82 and 12,069.66 is: 18,105.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,151.79 : 60,230.82 = 12,069.66 : x
  2. Step 2: Convert to fraction form
    40,151.79/60,230.82 = 12,069.66/x
  3. Step 3: Cross multiply
    40,151.79x = 60,230.82 × 12,069.66
  4. Step 4: Simplify right side
    40,151.79x = 726,965,518.92
  5. Step 5: Solve for x
    x = 726,965,518.92/40,151.79
  6. Step 6: Final answer
    x = 18,105.43

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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.