Home / 25,377.82-38,066.74-7,847.26

Finding the Fourth Proportional to 25,377.82, 38,066.74 and 7,847.26

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Solution

The fourth proportional to 25,377.82, 38,066.74 and 7,847.26 is: 11,770.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,377.82 : 38,066.74 = 7,847.26 : x
  2. Step 2: Convert to fraction form
    25,377.82/38,066.74 = 7,847.26/x
  3. Step 3: Cross multiply
    25,377.82x = 38,066.74 × 7,847.26
  4. Step 4: Simplify right side
    25,377.82x = 298,719,606.13
  5. Step 5: Solve for x
    x = 298,719,606.13/25,377.82
  6. Step 6: Final answer
    x = 11,770.89

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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.