Home / 39,350.70-54,305.01-22,354.38

Finding the Fourth Proportional to 39,350.70, 54,305.01 and 22,354.38

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Solution

The fourth proportional to 39,350.70, 54,305.01 and 22,354.38 is: 30,849.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,350.70 : 54,305.01 = 22,354.38 : x
  2. Step 2: Convert to fraction form
    39,350.70/54,305.01 = 22,354.38/x
  3. Step 3: Cross multiply
    39,350.70x = 54,305.01 × 22,354.38
  4. Step 4: Simplify right side
    39,350.70x = 1,213,954,829.44
  5. Step 5: Solve for x
    x = 1,213,954,829.44/39,350.70
  6. Step 6: Final answer
    x = 30,849.64

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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.