Home / 25,122.05-34,668.29-13,791.74

Finding the Fourth Proportional to 25,122.05, 34,668.29 and 13,791.74

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Solution

The fourth proportional to 25,122.05, 34,668.29 and 13,791.74 is: 19,032.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,122.05 : 34,668.29 = 13,791.74 : x
  2. Step 2: Convert to fraction form
    25,122.05/34,668.29 = 13,791.74/x
  3. Step 3: Cross multiply
    25,122.05x = 34,668.29 × 13,791.74
  4. Step 4: Simplify right side
    25,122.05x = 478,135,825.48
  5. Step 5: Solve for x
    x = 478,135,825.48/25,122.05
  6. Step 6: Final answer
    x = 19,032.52

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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.