Home / 17,238.60-23,791.45-10,522.78

Finding the Fourth Proportional to 17,238.60, 23,791.45 and 10,522.78

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Solution

The fourth proportional to 17,238.60, 23,791.45 and 10,522.78 is: 14,522.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,238.60 : 23,791.45 = 10,522.78 : x
  2. Step 2: Convert to fraction form
    17,238.60/23,791.45 = 10,522.78/x
  3. Step 3: Cross multiply
    17,238.60x = 23,791.45 × 10,522.78
  4. Step 4: Simplify right side
    17,238.60x = 250,352,194.23
  5. Step 5: Solve for x
    x = 250,352,194.23/17,238.60
  6. Step 6: Final answer
    x = 14,522.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.