Home / 36,042.74-54,065.61-12,366.57

Finding the Fourth Proportional to 36,042.74, 54,065.61 and 12,366.57

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Solution

The fourth proportional to 36,042.74, 54,065.61 and 12,366.57 is: 18,550.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,042.74 : 54,065.61 = 12,366.57 : x
  2. Step 2: Convert to fraction form
    36,042.74/54,065.61 = 12,366.57/x
  3. Step 3: Cross multiply
    36,042.74x = 54,065.61 × 12,366.57
  4. Step 4: Simplify right side
    36,042.74x = 668,605,952.20
  5. Step 5: Solve for x
    x = 668,605,952.20/36,042.74
  6. Step 6: Final answer
    x = 18,550.36

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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.