Home / 45,715.96-68,517.40-26,977

Finding the Fourth Proportional to 45,715.96, 68,517.40 and 26,977

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Solution

The fourth proportional to 45,715.96, 68,517.40 and 26,977 is: 40,432.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,715.96 : 68,517.40 = 26,977 : x
  2. Step 2: Convert to fraction form
    45,715.96/68,517.40 = 26,977/x
  3. Step 3: Cross multiply
    45,715.96x = 68,517.40 × 26,977
  4. Step 4: Simplify right side
    45,715.96x = 1,848,393,899.80
  5. Step 5: Solve for x
    x = 1,848,393,899.80/45,715.96
  6. Step 6: Final answer
    x = 40,432.14

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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.