Home / 40,182.40-55,451.73-22,277.62

Finding the Fourth Proportional to 40,182.40, 55,451.73 and 22,277.62

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Solution

The fourth proportional to 40,182.40, 55,451.73 and 22,277.62 is: 30,743.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,182.40 : 55,451.73 = 22,277.62 : x
  2. Step 2: Convert to fraction form
    40,182.40/55,451.73 = 22,277.62/x
  3. Step 3: Cross multiply
    40,182.40x = 55,451.73 × 22,277.62
  4. Step 4: Simplify right side
    40,182.40x = 1,235,332,569.28
  5. Step 5: Solve for x
    x = 1,235,332,569.28/40,182.40
  6. Step 6: Final answer
    x = 30,743.13

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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.