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Finding the Fourth Proportional to 44,339, 66,511.32 and 18,029.36

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Solution

The fourth proportional to 44,339, 66,511.32 and 18,029.36 is: 27,045.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,339 : 66,511.32 = 18,029.36 : x
  2. Step 2: Convert to fraction form
    44,339/66,511.32 = 18,029.36/x
  3. Step 3: Cross multiply
    44,339x = 66,511.32 × 18,029.36
  4. Step 4: Simplify right side
    44,339x = 1,199,156,532.36
  5. Step 5: Solve for x
    x = 1,199,156,532.36/44,339
  6. Step 6: Final answer
    x = 27,045.19

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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.