Home / 25,498.47-38,247.69-7,968.30

Finding the Fourth Proportional to 25,498.47, 38,247.69 and 7,968.30

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Solution

The fourth proportional to 25,498.47, 38,247.69 and 7,968.30 is: 11,952.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,498.47 : 38,247.69 = 7,968.30 : x
  2. Step 2: Convert to fraction form
    25,498.47/38,247.69 = 7,968.30/x
  3. Step 3: Cross multiply
    25,498.47x = 38,247.69 × 7,968.30
  4. Step 4: Simplify right side
    25,498.47x = 304,768,876.99
  5. Step 5: Solve for x
    x = 304,768,876.99/25,498.47
  6. Step 6: Final answer
    x = 11,952.44

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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.