Home / 38,815.20-58,266.60-25,693.20

Finding the Fourth Proportional to 38,815.20, 58,266.60 and 25,693.20

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Solution

The fourth proportional to 38,815.20, 58,266.60 and 25,693.20 is: 38,568.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,815.20 : 58,266.60 = 25,693.20 : x
  2. Step 2: Convert to fraction form
    38,815.20/58,266.60 = 25,693.20/x
  3. Step 3: Cross multiply
    38,815.20x = 58,266.60 × 25,693.20
  4. Step 4: Simplify right side
    38,815.20x = 1,497,055,407.12
  5. Step 5: Solve for x
    x = 1,497,055,407.12/38,815.20
  6. Step 6: Final answer
    x = 38,568.79

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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.