Home / 12,062.52-18,086.49-4,269.51

Finding the Fourth Proportional to 12,062.52, 18,086.49 and 4,269.51

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Solution

The fourth proportional to 12,062.52, 18,086.49 and 4,269.51 is: 6,401.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,062.52 : 18,086.49 = 4,269.51 : x
  2. Step 2: Convert to fraction form
    12,062.52/18,086.49 = 4,269.51/x
  3. Step 3: Cross multiply
    12,062.52x = 18,086.49 × 4,269.51
  4. Step 4: Simplify right side
    12,062.52x = 77,220,449.92
  5. Step 5: Solve for x
    x = 77,220,449.92/12,062.52
  6. Step 6: Final answer
    x = 6,401.68

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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.