Home / 23,404.56-35,121.24-21,217.20

Finding the Fourth Proportional to 23,404.56, 35,121.24 and 21,217.20

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Solution

The fourth proportional to 23,404.56, 35,121.24 and 21,217.20 is: 31,838.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,404.56 : 35,121.24 = 21,217.20 : x
  2. Step 2: Convert to fraction form
    23,404.56/35,121.24 = 21,217.20/x
  3. Step 3: Cross multiply
    23,404.56x = 35,121.24 × 21,217.20
  4. Step 4: Simplify right side
    23,404.56x = 745,174,373.33
  5. Step 5: Solve for x
    x = 745,174,373.33/23,404.56
  6. Step 6: Final answer
    x = 31,838.85

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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.