Home / 44,939.52-67,408.38-19,972.80

Finding the Fourth Proportional to 44,939.52, 67,408.38 and 19,972.80

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Solution

The fourth proportional to 44,939.52, 67,408.38 and 19,972.80 is: 29,958.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,939.52 : 67,408.38 = 19,972.80 : x
  2. Step 2: Convert to fraction form
    44,939.52/67,408.38 = 19,972.80/x
  3. Step 3: Cross multiply
    44,939.52x = 67,408.38 × 19,972.80
  4. Step 4: Simplify right side
    44,939.52x = 1,346,334,092.06
  5. Step 5: Solve for x
    x = 1,346,334,092.06/44,939.52
  6. Step 6: Final answer
    x = 29,958.80

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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.