Home / 32,727.45-45,161.37-18,382.71

Finding the Fourth Proportional to 32,727.45, 45,161.37 and 18,382.71

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Solution

The fourth proportional to 32,727.45, 45,161.37 and 18,382.71 is: 25,366.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,727.45 : 45,161.37 = 18,382.71 : x
  2. Step 2: Convert to fraction form
    32,727.45/45,161.37 = 18,382.71/x
  3. Step 3: Cross multiply
    32,727.45x = 45,161.37 × 18,382.71
  4. Step 4: Simplify right side
    32,727.45x = 830,188,367.91
  5. Step 5: Solve for x
    x = 830,188,367.91/32,727.45
  6. Step 6: Final answer
    x = 25,366.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.