Home / 15,181.40-22,796.40-10,272.80

Finding the Fourth Proportional to 15,181.40, 22,796.40 and 10,272.80

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Solution

The fourth proportional to 15,181.40, 22,796.40 and 10,272.80 is: 15,425.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,181.40 : 22,796.40 = 10,272.80 : x
  2. Step 2: Convert to fraction form
    15,181.40/22,796.40 = 10,272.80/x
  3. Step 3: Cross multiply
    15,181.40x = 22,796.40 × 10,272.80
  4. Step 4: Simplify right side
    15,181.40x = 234,182,857.92
  5. Step 5: Solve for x
    x = 234,182,857.92/15,181.40
  6. Step 6: Final answer
    x = 15,425.64

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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.