Home / 38,104.76-57,166.20-15,905.80

Finding the Fourth Proportional to 38,104.76, 57,166.20 and 15,905.80

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Solution

The fourth proportional to 38,104.76, 57,166.20 and 15,905.80 is: 23,862.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,104.76 : 57,166.20 = 15,905.80 : x
  2. Step 2: Convert to fraction form
    38,104.76/57,166.20 = 15,905.80/x
  3. Step 3: Cross multiply
    38,104.76x = 57,166.20 × 15,905.80
  4. Step 4: Simplify right side
    38,104.76x = 909,274,143.96
  5. Step 5: Solve for x
    x = 909,274,143.96/38,104.76
  6. Step 6: Final answer
    x = 23,862.48

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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.