Home / 19,756.06-29,634.11-8,069.28

Finding the Fourth Proportional to 19,756.06, 29,634.11 and 8,069.28

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Solution

The fourth proportional to 19,756.06, 29,634.11 and 8,069.28 is: 12,103.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,756.06 : 29,634.11 = 8,069.28 : x
  2. Step 2: Convert to fraction form
    19,756.06/29,634.11 = 8,069.28/x
  3. Step 3: Cross multiply
    19,756.06x = 29,634.11 × 8,069.28
  4. Step 4: Simplify right side
    19,756.06x = 239,125,951.31
  5. Step 5: Solve for x
    x = 239,125,951.31/19,756.06
  6. Step 6: Final answer
    x = 12,103.93

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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.