Home / 26,440.16-39,656.80-6,716.96

Finding the Fourth Proportional to 26,440.16, 39,656.80 and 6,716.96

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Solution

The fourth proportional to 26,440.16, 39,656.80 and 6,716.96 is: 10,074.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,440.16 : 39,656.80 = 6,716.96 : x
  2. Step 2: Convert to fraction form
    26,440.16/39,656.80 = 6,716.96/x
  3. Step 3: Cross multiply
    26,440.16x = 39,656.80 × 6,716.96
  4. Step 4: Simplify right side
    26,440.16x = 266,373,139.33
  5. Step 5: Solve for x
    x = 266,373,139.33/26,440.16
  6. Step 6: Final answer
    x = 10,074.57

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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.