Home / 38,238.40-52,813.16-25,470.56

Finding the Fourth Proportional to 38,238.40, 52,813.16 and 25,470.56

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Solution

The fourth proportional to 38,238.40, 52,813.16 and 25,470.56 is: 35,178.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,238.40 : 52,813.16 = 25,470.56 : x
  2. Step 2: Convert to fraction form
    38,238.40/52,813.16 = 25,470.56/x
  3. Step 3: Cross multiply
    38,238.40x = 52,813.16 × 25,470.56
  4. Step 4: Simplify right side
    38,238.40x = 1,345,180,760.57
  5. Step 5: Solve for x
    x = 1,345,180,760.57/38,238.40
  6. Step 6: Final answer
    x = 35,178.79

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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.