Home / 34,273.10-51,432.60-12,086.66

Finding the Fourth Proportional to 34,273.10, 51,432.60 and 12,086.66

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Solution

The fourth proportional to 34,273.10, 51,432.60 and 12,086.66 is: 18,138.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,273.10 : 51,432.60 = 12,086.66 : x
  2. Step 2: Convert to fraction form
    34,273.10/51,432.60 = 12,086.66/x
  3. Step 3: Cross multiply
    34,273.10x = 51,432.60 × 12,086.66
  4. Step 4: Simplify right side
    34,273.10x = 621,648,349.12
  5. Step 5: Solve for x
    x = 621,648,349.12/34,273.10
  6. Step 6: Final answer
    x = 18,138.08

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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.