Home / 15,722.75-23,580.16-9,399.44

Finding the Fourth Proportional to 15,722.75, 23,580.16 and 9,399.44

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Solution

The fourth proportional to 15,722.75, 23,580.16 and 9,399.44 is: 14,096.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,722.75 : 23,580.16 = 9,399.44 : x
  2. Step 2: Convert to fraction form
    15,722.75/23,580.16 = 9,399.44/x
  3. Step 3: Cross multiply
    15,722.75x = 23,580.16 × 9,399.44
  4. Step 4: Simplify right side
    15,722.75x = 221,640,334.56
  5. Step 5: Solve for x
    x = 221,640,334.56/15,722.75
  6. Step 6: Final answer
    x = 14,096.79

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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.