Home / 25,212.24-34,791.60-13,879.55

Finding the Fourth Proportional to 25,212.24, 34,791.60 and 13,879.55

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Solution

The fourth proportional to 25,212.24, 34,791.60 and 13,879.55 is: 19,153.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,212.24 : 34,791.60 = 13,879.55 : x
  2. Step 2: Convert to fraction form
    25,212.24/34,791.60 = 13,879.55/x
  3. Step 3: Cross multiply
    25,212.24x = 34,791.60 × 13,879.55
  4. Step 4: Simplify right side
    25,212.24x = 482,891,620.77
  5. Step 5: Solve for x
    x = 482,891,620.77/25,212.24
  6. Step 6: Final answer
    x = 19,153.07

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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.