Home / 15,391.13-23,086.70-3,704.35

Finding the Fourth Proportional to 15,391.13, 23,086.70 and 3,704.35

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Solution

The fourth proportional to 15,391.13, 23,086.70 and 3,704.35 is: 5,556.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,391.13 : 23,086.70 = 3,704.35 : x
  2. Step 2: Convert to fraction form
    15,391.13/23,086.70 = 3,704.35/x
  3. Step 3: Cross multiply
    15,391.13x = 23,086.70 × 3,704.35
  4. Step 4: Simplify right side
    15,391.13x = 85,521,116.68
  5. Step 5: Solve for x
    x = 85,521,116.68/15,391.13
  6. Step 6: Final answer
    x = 5,556.52

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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.