Home / 26,083.55-39,128.14-8,310.01

Finding the Fourth Proportional to 26,083.55, 39,128.14 and 8,310.01

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Solution

The fourth proportional to 26,083.55, 39,128.14 and 8,310.01 is: 12,465.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,083.55 : 39,128.14 = 8,310.01 : x
  2. Step 2: Convert to fraction form
    26,083.55/39,128.14 = 8,310.01/x
  3. Step 3: Cross multiply
    26,083.55x = 39,128.14 × 8,310.01
  4. Step 4: Simplify right side
    26,083.55x = 325,155,311.73
  5. Step 5: Solve for x
    x = 325,155,311.73/26,083.55
  6. Step 6: Final answer
    x = 12,465.92

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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.