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Finding the Fourth Proportional to 44,843.98, 67,219.82 and 19,895.78

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Solution

The fourth proportional to 44,843.98, 67,219.82 and 19,895.78 is: 29,823.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,843.98 : 67,219.82 = 19,895.78 : x
  2. Step 2: Convert to fraction form
    44,843.98/67,219.82 = 19,895.78/x
  3. Step 3: Cross multiply
    44,843.98x = 67,219.82 × 19,895.78
  4. Step 4: Simplify right side
    44,843.98x = 1,337,390,750.36
  5. Step 5: Solve for x
    x = 1,337,390,750.36/44,843.98
  6. Step 6: Final answer
    x = 29,823.19

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1.5x scale

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.