Home / 39,162.29-54,046.63-22,166.47

Finding the Fourth Proportional to 39,162.29, 54,046.63 and 22,166.47

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Solution

The fourth proportional to 39,162.29, 54,046.63 and 22,166.47 is: 30,591.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,162.29 : 54,046.63 = 22,166.47 : x
  2. Step 2: Convert to fraction form
    39,162.29/54,046.63 = 22,166.47/x
  3. Step 3: Cross multiply
    39,162.29x = 54,046.63 × 22,166.47
  4. Step 4: Simplify right side
    39,162.29x = 1,198,022,821.07
  5. Step 5: Solve for x
    x = 1,198,022,821.07/39,162.29
  6. Step 6: Final answer
    x = 30,591.24

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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.