Home / 16,526.42-22,806.48-8,972.75

Finding the Fourth Proportional to 16,526.42, 22,806.48 and 8,972.75

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Solution

The fourth proportional to 16,526.42, 22,806.48 and 8,972.75 is: 12,382.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,526.42 : 22,806.48 = 8,972.75 : x
  2. Step 2: Convert to fraction form
    16,526.42/22,806.48 = 8,972.75/x
  3. Step 3: Cross multiply
    16,526.42x = 22,806.48 × 8,972.75
  4. Step 4: Simplify right side
    16,526.42x = 204,636,729.39
  5. Step 5: Solve for x
    x = 204,636,729.39/16,526.42
  6. Step 6: Final answer
    x = 12,382.40

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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.