Home / 25,988.73-38,994.03-10,198.59

Finding the Fourth Proportional to 25,988.73, 38,994.03 and 10,198.59

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Solution

The fourth proportional to 25,988.73, 38,994.03 and 10,198.59 is: 15,302.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,988.73 : 38,994.03 = 10,198.59 : x
  2. Step 2: Convert to fraction form
    25,988.73/38,994.03 = 10,198.59/x
  3. Step 3: Cross multiply
    25,988.73x = 38,994.03 × 10,198.59
  4. Step 4: Simplify right side
    25,988.73x = 397,684,124.42
  5. Step 5: Solve for x
    x = 397,684,124.42/25,988.73
  6. Step 6: Final answer
    x = 15,302.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.