Home / 25,975.64-38,961.30-10,394.12

Finding the Fourth Proportional to 25,975.64, 38,961.30 and 10,394.12

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Solution

The fourth proportional to 25,975.64, 38,961.30 and 10,394.12 is: 15,590.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,975.64 : 38,961.30 = 10,394.12 : x
  2. Step 2: Convert to fraction form
    25,975.64/38,961.30 = 10,394.12/x
  3. Step 3: Cross multiply
    25,975.64x = 38,961.30 × 10,394.12
  4. Step 4: Simplify right side
    25,975.64x = 404,968,427.56
  5. Step 5: Solve for x
    x = 404,968,427.56/25,975.64
  6. Step 6: Final answer
    x = 15,590.32

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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.