Home / 39,338.60-54,287.55-22,342.91

Finding the Fourth Proportional to 39,338.60, 54,287.55 and 22,342.91

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Solution

The fourth proportional to 39,338.60, 54,287.55 and 22,342.91 is: 30,833.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,338.60 : 54,287.55 = 22,342.91 : x
  2. Step 2: Convert to fraction form
    39,338.60/54,287.55 = 22,342.91/x
  3. Step 3: Cross multiply
    39,338.60x = 54,287.55 × 22,342.91
  4. Step 4: Simplify right side
    39,338.60x = 1,212,941,572.33
  5. Step 5: Solve for x
    x = 1,212,941,572.33/39,338.60
  6. Step 6: Final answer
    x = 30,833.37

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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.