Home / 16,526.61-22,806.09-8,972.75

Finding the Fourth Proportional to 16,526.61, 22,806.09 and 8,972.75

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Solution

The fourth proportional to 16,526.61, 22,806.09 and 8,972.75 is: 12,382.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,526.61 : 22,806.09 = 8,972.75 : x
  2. Step 2: Convert to fraction form
    16,526.61/22,806.09 = 8,972.75/x
  3. Step 3: Cross multiply
    16,526.61x = 22,806.09 × 8,972.75
  4. Step 4: Simplify right side
    16,526.61x = 204,633,230.02
  5. Step 5: Solve for x
    x = 204,633,230.02/16,526.61
  6. Step 6: Final answer
    x = 12,382.05

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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.