Home / 39,373.94-54,340.64-22,380.73

Finding the Fourth Proportional to 39,373.94, 54,340.64 and 22,380.73

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Solution

The fourth proportional to 39,373.94, 54,340.64 and 22,380.73 is: 30,888.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,373.94 : 54,340.64 = 22,380.73 : x
  2. Step 2: Convert to fraction form
    39,373.94/54,340.64 = 22,380.73/x
  3. Step 3: Cross multiply
    39,373.94x = 54,340.64 × 22,380.73
  4. Step 4: Simplify right side
    39,373.94x = 1,216,183,191.87
  5. Step 5: Solve for x
    x = 1,216,183,191.87/39,373.94
  6. Step 6: Final answer
    x = 30,888.02

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Double scale
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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.