Home / 25,105.14-34,645.44-13,774.42

Finding the Fourth Proportional to 25,105.14, 34,645.44 and 13,774.42

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Solution

The fourth proportional to 25,105.14, 34,645.44 and 13,774.42 is: 19,008.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,105.14 : 34,645.44 = 13,774.42 : x
  2. Step 2: Convert to fraction form
    25,105.14/34,645.44 = 13,774.42/x
  3. Step 3: Cross multiply
    25,105.14x = 34,645.44 × 13,774.42
  4. Step 4: Simplify right side
    25,105.14x = 477,220,841.64
  5. Step 5: Solve for x
    x = 477,220,841.64/25,105.14
  6. Step 6: Final answer
    x = 19,008.89

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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.