Home / 38,102.35-57,144.33-15,903.70

Finding the Fourth Proportional to 38,102.35, 57,144.33 and 15,903.70

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Solution

The fourth proportional to 38,102.35, 57,144.33 and 15,903.70 is: 23,851.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,102.35 : 57,144.33 = 15,903.70 : x
  2. Step 2: Convert to fraction form
    38,102.35/57,144.33 = 15,903.70/x
  3. Step 3: Cross multiply
    38,102.35x = 57,144.33 × 15,903.70
  4. Step 4: Simplify right side
    38,102.35x = 908,806,281.02
  5. Step 5: Solve for x
    x = 908,806,281.02/38,102.35
  6. Step 6: Final answer
    x = 23,851.71

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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.