Home / 25,491.18-38,236.77-7,962.39

Finding the Fourth Proportional to 25,491.18, 38,236.77 and 7,962.39

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Solution

The fourth proportional to 25,491.18, 38,236.77 and 7,962.39 is: 11,943.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,491.18 : 38,236.77 = 7,962.39 : x
  2. Step 2: Convert to fraction form
    25,491.18/38,236.77 = 7,962.39/x
  3. Step 3: Cross multiply
    25,491.18x = 38,236.77 × 7,962.39
  4. Step 4: Simplify right side
    25,491.18x = 304,456,075.08
  5. Step 5: Solve for x
    x = 304,456,075.08/25,491.18
  6. Step 6: Final answer
    x = 11,943.59

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Similar ratio
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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.