Home / 25,105.62-34,645.65-13,927.62

Finding the Fourth Proportional to 25,105.62, 34,645.65 and 13,927.62

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Solution

The fourth proportional to 25,105.62, 34,645.65 and 13,927.62 is: 19,220.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,105.62 : 34,645.65 = 13,927.62 : x
  2. Step 2: Convert to fraction form
    25,105.62/34,645.65 = 13,927.62/x
  3. Step 3: Cross multiply
    25,105.62x = 34,645.65 × 13,927.62
  4. Step 4: Simplify right side
    25,105.62x = 482,531,447.85
  5. Step 5: Solve for x
    x = 482,531,447.85/25,105.62
  6. Step 6: Final answer
    x = 19,220.06

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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.