Home / 26,948.46-40,427.22-12,157.02

Finding the Fourth Proportional to 26,948.46, 40,427.22 and 12,157.02

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Solution

The fourth proportional to 26,948.46, 40,427.22 and 12,157.02 is: 18,237.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,948.46 : 40,427.22 = 12,157.02 : x
  2. Step 2: Convert to fraction form
    26,948.46/40,427.22 = 12,157.02/x
  3. Step 3: Cross multiply
    26,948.46x = 40,427.22 × 12,157.02
  4. Step 4: Simplify right side
    26,948.46x = 491,474,522.08
  5. Step 5: Solve for x
    x = 491,474,522.08/26,948.46
  6. Step 6: Final answer
    x = 18,237.57

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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.