Home / 44,436.78-66,655.44-18,123.12

Finding the Fourth Proportional to 44,436.78, 66,655.44 and 18,123.12

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Solution

The fourth proportional to 44,436.78, 66,655.44 and 18,123.12 is: 27,184.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,436.78 : 66,655.44 = 18,123.12 : x
  2. Step 2: Convert to fraction form
    44,436.78/66,655.44 = 18,123.12/x
  3. Step 3: Cross multiply
    44,436.78x = 66,655.44 × 18,123.12
  4. Step 4: Simplify right side
    44,436.78x = 1,208,004,537.77
  5. Step 5: Solve for x
    x = 1,208,004,537.77/44,436.78
  6. Step 6: Final answer
    x = 27,184.79

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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.