Home / 29,270.67-43,919.34-12,408.29

Finding the Fourth Proportional to 29,270.67, 43,919.34 and 12,408.29

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Solution

The fourth proportional to 29,270.67, 43,919.34 and 12,408.29 is: 18,618.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,270.67 : 43,919.34 = 12,408.29 : x
  2. Step 2: Convert to fraction form
    29,270.67/43,919.34 = 12,408.29/x
  3. Step 3: Cross multiply
    29,270.67x = 43,919.34 × 12,408.29
  4. Step 4: Simplify right side
    29,270.67x = 544,963,907.33
  5. Step 5: Solve for x
    x = 544,963,907.33/29,270.67
  6. Step 6: Final answer
    x = 18,618.09

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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.