Home / 17,022.78-25,592.49-15,739.74

Finding the Fourth Proportional to 17,022.78, 25,592.49 and 15,739.74

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Solution

The fourth proportional to 17,022.78, 25,592.49 and 15,739.74 is: 23,663.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,022.78 : 25,592.49 = 15,739.74 : x
  2. Step 2: Convert to fraction form
    17,022.78/25,592.49 = 15,739.74/x
  3. Step 3: Cross multiply
    17,022.78x = 25,592.49 × 15,739.74
  4. Step 4: Simplify right side
    17,022.78x = 402,819,138.55
  5. Step 5: Solve for x
    x = 402,819,138.55/17,022.78
  6. Step 6: Final answer
    x = 23,663.53

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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.