Home / 26,708.61-40,063.04-6,987.21

Finding the Fourth Proportional to 26,708.61, 40,063.04 and 6,987.21

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Solution

The fourth proportional to 26,708.61, 40,063.04 and 6,987.21 is: 10,480.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,708.61 : 40,063.04 = 6,987.21 : x
  2. Step 2: Convert to fraction form
    26,708.61/40,063.04 = 6,987.21/x
  3. Step 3: Cross multiply
    26,708.61x = 40,063.04 × 6,987.21
  4. Step 4: Simplify right side
    26,708.61x = 279,928,873.72
  5. Step 5: Solve for x
    x = 279,928,873.72/26,708.61
  6. Step 6: Final answer
    x = 10,480.85

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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.