Home / 38,378.25-57,600.18-15,021.09

Finding the Fourth Proportional to 38,378.25, 57,600.18 and 15,021.09

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Solution

The fourth proportional to 38,378.25, 57,600.18 and 15,021.09 is: 22,544.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,378.25 : 57,600.18 = 15,021.09 : x
  2. Step 2: Convert to fraction form
    38,378.25/57,600.18 = 15,021.09/x
  3. Step 3: Cross multiply
    38,378.25x = 57,600.18 × 15,021.09
  4. Step 4: Simplify right side
    38,378.25x = 865,217,487.80
  5. Step 5: Solve for x
    x = 865,217,487.80/38,378.25
  6. Step 6: Final answer
    x = 22,544.47

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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.