Home / 26,118.58-39,180.64-8,343.02

Finding the Fourth Proportional to 26,118.58, 39,180.64 and 8,343.02

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Solution

The fourth proportional to 26,118.58, 39,180.64 and 8,343.02 is: 12,515.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,118.58 : 39,180.64 = 8,343.02 : x
  2. Step 2: Convert to fraction form
    26,118.58/39,180.64 = 8,343.02/x
  3. Step 3: Cross multiply
    26,118.58x = 39,180.64 × 8,343.02
  4. Step 4: Simplify right side
    26,118.58x = 326,884,863.13
  5. Step 5: Solve for x
    x = 326,884,863.13/26,118.58
  6. Step 6: Final answer
    x = 12,515.41

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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.