Home / 15,701.36-23,552.09-3,855.18

Finding the Fourth Proportional to 15,701.36, 23,552.09 and 3,855.18

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Solution

The fourth proportional to 15,701.36, 23,552.09 and 3,855.18 is: 5,782.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,701.36 : 23,552.09 = 3,855.18 : x
  2. Step 2: Convert to fraction form
    15,701.36/23,552.09 = 3,855.18/x
  3. Step 3: Cross multiply
    15,701.36x = 23,552.09 × 3,855.18
  4. Step 4: Simplify right side
    15,701.36x = 90,797,527.05
  5. Step 5: Solve for x
    x = 90,797,527.05/15,701.36
  6. Step 6: Final answer
    x = 5,782.78

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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.