Home / 15,903.27-23,854.92-5,515.03

Finding the Fourth Proportional to 15,903.27, 23,854.92 and 5,515.03

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Solution

The fourth proportional to 15,903.27, 23,854.92 and 5,515.03 is: 8,272.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,903.27 : 23,854.92 = 5,515.03 : x
  2. Step 2: Convert to fraction form
    15,903.27/23,854.92 = 5,515.03/x
  3. Step 3: Cross multiply
    15,903.27x = 23,854.92 × 5,515.03
  4. Step 4: Simplify right side
    15,903.27x = 131,560,571.87
  5. Step 5: Solve for x
    x = 131,560,571.87/15,903.27
  6. Step 6: Final answer
    x = 8,272.55

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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.