Home / 39,346.09-54,298.70-22,350.85

Finding the Fourth Proportional to 39,346.09, 54,298.70 and 22,350.85

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Solution

The fourth proportional to 39,346.09, 54,298.70 and 22,350.85 is: 30,844.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,346.09 : 54,298.70 = 22,350.85 : x
  2. Step 2: Convert to fraction form
    39,346.09/54,298.70 = 22,350.85/x
  3. Step 3: Cross multiply
    39,346.09x = 54,298.70 × 22,350.85
  4. Step 4: Simplify right side
    39,346.09x = 1,213,622,098.90
  5. Step 5: Solve for x
    x = 1,213,622,098.90/39,346.09
  6. Step 6: Final answer
    x = 30,844.80

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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.