Home / 34,657.44-51,991.60-11,278.40

Finding the Fourth Proportional to 34,657.44, 51,991.60 and 11,278.40

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Solution

The fourth proportional to 34,657.44, 51,991.60 and 11,278.40 is: 16,919.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,657.44 : 51,991.60 = 11,278.40 : x
  2. Step 2: Convert to fraction form
    34,657.44/51,991.60 = 11,278.40/x
  3. Step 3: Cross multiply
    34,657.44x = 51,991.60 × 11,278.40
  4. Step 4: Simplify right side
    34,657.44x = 586,382,061.44
  5. Step 5: Solve for x
    x = 586,382,061.44/34,657.44
  6. Step 6: Final answer
    x = 16,919.37

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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.