Home / 12,050.07-16,620.74-8,266.56

Finding the Fourth Proportional to 12,050.07, 16,620.74 and 8,266.56

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Solution

The fourth proportional to 12,050.07, 16,620.74 and 8,266.56 is: 11,402.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,050.07 : 16,620.74 = 8,266.56 : x
  2. Step 2: Convert to fraction form
    12,050.07/16,620.74 = 8,266.56/x
  3. Step 3: Cross multiply
    12,050.07x = 16,620.74 × 8,266.56
  4. Step 4: Simplify right side
    12,050.07x = 137,396,318.29
  5. Step 5: Solve for x
    x = 137,396,318.29/12,050.07
  6. Step 6: Final answer
    x = 11,402.12

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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.