Home / 34,269.11-51,407.77-12,077.90

Finding the Fourth Proportional to 34,269.11, 51,407.77 and 12,077.90

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Solution

The fourth proportional to 34,269.11, 51,407.77 and 12,077.90 is: 18,118.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,269.11 : 51,407.77 = 12,077.90 : x
  2. Step 2: Convert to fraction form
    34,269.11/51,407.77 = 12,077.90/x
  3. Step 3: Cross multiply
    34,269.11x = 51,407.77 × 12,077.90
  4. Step 4: Simplify right side
    34,269.11x = 620,897,648.24
  5. Step 5: Solve for x
    x = 620,897,648.24/34,269.11
  6. Step 6: Final answer
    x = 18,118.29

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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.