Home / 25,081.14-34,615.49-15,524.09

Finding the Fourth Proportional to 25,081.14, 34,615.49 and 15,524.09

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Solution

The fourth proportional to 25,081.14, 34,615.49 and 15,524.09 is: 21,425.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,081.14 : 34,615.49 = 15,524.09 : x
  2. Step 2: Convert to fraction form
    25,081.14/34,615.49 = 15,524.09/x
  3. Step 3: Cross multiply
    25,081.14x = 34,615.49 × 15,524.09
  4. Step 4: Simplify right side
    25,081.14x = 537,373,809.08
  5. Step 5: Solve for x
    x = 537,373,809.08/25,081.14
  6. Step 6: Final answer
    x = 21,425.42

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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.