Home / 25,496.89-38,174.46-19,238.02

Finding the Fourth Proportional to 25,496.89, 38,174.46 and 19,238.02

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Solution

The fourth proportional to 25,496.89, 38,174.46 and 19,238.02 is: 28,803.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,496.89 : 38,174.46 = 19,238.02 : x
  2. Step 2: Convert to fraction form
    25,496.89/38,174.46 = 19,238.02/x
  3. Step 3: Cross multiply
    25,496.89x = 38,174.46 × 19,238.02
  4. Step 4: Simplify right side
    25,496.89x = 734,401,024.97
  5. Step 5: Solve for x
    x = 734,401,024.97/25,496.89
  6. Step 6: Final answer
    x = 28,803.55

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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.