Home / 16,761.34-25,147.47-7,995.11

Finding the Fourth Proportional to 16,761.34, 25,147.47 and 7,995.11

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Solution

The fourth proportional to 16,761.34, 25,147.47 and 7,995.11 is: 11,995.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,761.34 : 25,147.47 = 7,995.11 : x
  2. Step 2: Convert to fraction form
    16,761.34/25,147.47 = 7,995.11/x
  3. Step 3: Cross multiply
    16,761.34x = 25,147.47 × 7,995.11
  4. Step 4: Simplify right side
    16,761.34x = 201,056,748.90
  5. Step 5: Solve for x
    x = 201,056,748.90/16,761.34
  6. Step 6: Final answer
    x = 11,995.27

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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.