Home / 25,901.75-38,851.72-8,371.13

Finding the Fourth Proportional to 25,901.75, 38,851.72 and 8,371.13

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Solution

The fourth proportional to 25,901.75, 38,851.72 and 8,371.13 is: 12,556.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,901.75 : 38,851.72 = 8,371.13 : x
  2. Step 2: Convert to fraction form
    25,901.75/38,851.72 = 8,371.13/x
  3. Step 3: Cross multiply
    25,901.75x = 38,851.72 × 8,371.13
  4. Step 4: Simplify right side
    25,901.75x = 325,232,798.84
  5. Step 5: Solve for x
    x = 325,232,798.84/25,901.75
  6. Step 6: Final answer
    x = 12,556.40

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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.