Home / 39,287.32-54,235.05-25,148.37

Finding the Fourth Proportional to 39,287.32, 54,235.05 and 25,148.37

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Solution

The fourth proportional to 39,287.32, 54,235.05 and 25,148.37 is: 34,716.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,287.32 : 54,235.05 = 25,148.37 : x
  2. Step 2: Convert to fraction form
    39,287.32/54,235.05 = 25,148.37/x
  3. Step 3: Cross multiply
    39,287.32x = 54,235.05 × 25,148.37
  4. Step 4: Simplify right side
    39,287.32x = 1,363,923,104.37
  5. Step 5: Solve for x
    x = 1,363,923,104.37/39,287.32
  6. Step 6: Final answer
    x = 34,716.62

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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.