Home / 15,006.66-20,704.98-8,632.92

Finding the Fourth Proportional to 15,006.66, 20,704.98 and 8,632.92

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Solution

The fourth proportional to 15,006.66, 20,704.98 and 8,632.92 is: 11,911.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,006.66 : 20,704.98 = 8,632.92 : x
  2. Step 2: Convert to fraction form
    15,006.66/20,704.98 = 8,632.92/x
  3. Step 3: Cross multiply
    15,006.66x = 20,704.98 × 8,632.92
  4. Step 4: Simplify right side
    15,006.66x = 178,744,435.94
  5. Step 5: Solve for x
    x = 178,744,435.94/15,006.66
  6. Step 6: Final answer
    x = 11,911.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.