Home / 15,988.82-23,982.42-5,599.76

Finding the Fourth Proportional to 15,988.82, 23,982.42 and 5,599.76

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Solution

The fourth proportional to 15,988.82, 23,982.42 and 5,599.76 is: 8,399.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,988.82 : 23,982.42 = 5,599.76 : x
  2. Step 2: Convert to fraction form
    15,988.82/23,982.42 = 5,599.76/x
  3. Step 3: Cross multiply
    15,988.82x = 23,982.42 × 5,599.76
  4. Step 4: Simplify right side
    15,988.82x = 134,295,796.22
  5. Step 5: Solve for x
    x = 134,295,796.22/15,988.82
  6. Step 6: Final answer
    x = 8,399.36

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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.