Home / 38,246.80-57,370.20-25,805.20

Finding the Fourth Proportional to 38,246.80, 57,370.20 and 25,805.20

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Solution

The fourth proportional to 38,246.80, 57,370.20 and 25,805.20 is: 38,707.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,246.80 : 57,370.20 = 25,805.20 : x
  2. Step 2: Convert to fraction form
    38,246.80/57,370.20 = 25,805.20/x
  3. Step 3: Cross multiply
    38,246.80x = 57,370.20 × 25,805.20
  4. Step 4: Simplify right side
    38,246.80x = 1,480,449,485.04
  5. Step 5: Solve for x
    x = 1,480,449,485.04/38,246.80
  6. Step 6: Final answer
    x = 38,707.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.