Home / 38,648.96-57,974.18-25,406.33

Finding the Fourth Proportional to 38,648.96, 57,974.18 and 25,406.33

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Solution

The fourth proportional to 38,648.96, 57,974.18 and 25,406.33 is: 38,109.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,648.96 : 57,974.18 = 25,406.33 : x
  2. Step 2: Convert to fraction form
    38,648.96/57,974.18 = 25,406.33/x
  3. Step 3: Cross multiply
    38,648.96x = 57,974.18 × 25,406.33
  4. Step 4: Simplify right side
    38,648.96x = 1,472,911,363.72
  5. Step 5: Solve for x
    x = 1,472,911,363.72/38,648.96
  6. Step 6: Final answer
    x = 38,109.99

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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.