Home / 19,747.76-29,623.20-6,600.17

Finding the Fourth Proportional to 19,747.76, 29,623.20 and 6,600.17

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Solution

The fourth proportional to 19,747.76, 29,623.20 and 6,600.17 is: 9,900.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,747.76 : 29,623.20 = 6,600.17 : x
  2. Step 2: Convert to fraction form
    19,747.76/29,623.20 = 6,600.17/x
  3. Step 3: Cross multiply
    19,747.76x = 29,623.20 × 6,600.17
  4. Step 4: Simplify right side
    19,747.76x = 195,518,155.94
  5. Step 5: Solve for x
    x = 195,518,155.94/19,747.76
  6. Step 6: Final answer
    x = 9,900.78

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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.