Home / 44,719.78-67,093.72-18,436.90

Finding the Fourth Proportional to 44,719.78, 67,093.72 and 18,436.90

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Solution

The fourth proportional to 44,719.78, 67,093.72 and 18,436.90 is: 27,661.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,719.78 : 67,093.72 = 18,436.90 : x
  2. Step 2: Convert to fraction form
    44,719.78/67,093.72 = 18,436.90/x
  3. Step 3: Cross multiply
    44,719.78x = 67,093.72 × 18,436.90
  4. Step 4: Simplify right side
    44,719.78x = 1,237,000,206.27
  5. Step 5: Solve for x
    x = 1,237,000,206.27/44,719.78
  6. Step 6: Final answer
    x = 27,661.14

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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.