Home / 26,962.05-40,447.53-12,170.64

Finding the Fourth Proportional to 26,962.05, 40,447.53 and 12,170.64

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Solution

The fourth proportional to 26,962.05, 40,447.53 and 12,170.64 is: 18,257.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,962.05 : 40,447.53 = 12,170.64 : x
  2. Step 2: Convert to fraction form
    26,962.05/40,447.53 = 12,170.64/x
  3. Step 3: Cross multiply
    26,962.05x = 40,447.53 × 12,170.64
  4. Step 4: Simplify right side
    26,962.05x = 492,272,326.52
  5. Step 5: Solve for x
    x = 492,272,326.52/26,962.05
  6. Step 6: Final answer
    x = 18,257.97

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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.