Home / 29,408.73-44,112.81-11,878.32

Finding the Fourth Proportional to 29,408.73, 44,112.81 and 11,878.32

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Solution

The fourth proportional to 29,408.73, 44,112.81 and 11,878.32 is: 17,817.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,408.73 : 44,112.81 = 11,878.32 : x
  2. Step 2: Convert to fraction form
    29,408.73/44,112.81 = 11,878.32/x
  3. Step 3: Cross multiply
    29,408.73x = 44,112.81 × 11,878.32
  4. Step 4: Simplify right side
    29,408.73x = 523,986,073.28
  5. Step 5: Solve for x
    x = 523,986,073.28/29,408.73
  6. Step 6: Final answer
    x = 17,817.36

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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.