Home / 15,579.82-23,346.08-11,422.60

Finding the Fourth Proportional to 15,579.82, 23,346.08 and 11,422.60

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Solution

The fourth proportional to 15,579.82, 23,346.08 and 11,422.60 is: 17,116.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,579.82 : 23,346.08 = 11,422.60 : x
  2. Step 2: Convert to fraction form
    15,579.82/23,346.08 = 11,422.60/x
  3. Step 3: Cross multiply
    15,579.82x = 23,346.08 × 11,422.60
  4. Step 4: Simplify right side
    15,579.82x = 266,672,933.41
  5. Step 5: Solve for x
    x = 266,672,933.41/15,579.82
  6. Step 6: Final answer
    x = 17,116.56

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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.