Home / 25,764.07-38,651.66-7,994.38

Finding the Fourth Proportional to 25,764.07, 38,651.66 and 7,994.38

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Solution

The fourth proportional to 25,764.07, 38,651.66 and 7,994.38 is: 11,993.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,764.07 : 38,651.66 = 7,994.38 : x
  2. Step 2: Convert to fraction form
    25,764.07/38,651.66 = 7,994.38/x
  3. Step 3: Cross multiply
    25,764.07x = 38,651.66 × 7,994.38
  4. Step 4: Simplify right side
    25,764.07x = 308,996,057.67
  5. Step 5: Solve for x
    x = 308,996,057.67/25,764.07
  6. Step 6: Final answer
    x = 11,993.29

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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.