Home / 17,769.72-26,657.22-5,919.60

Finding the Fourth Proportional to 17,769.72, 26,657.22 and 5,919.60

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Solution

The fourth proportional to 17,769.72, 26,657.22 and 5,919.60 is: 8,880.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,769.72 : 26,657.22 = 5,919.60 : x
  2. Step 2: Convert to fraction form
    17,769.72/26,657.22 = 5,919.60/x
  3. Step 3: Cross multiply
    17,769.72x = 26,657.22 × 5,919.60
  4. Step 4: Simplify right side
    17,769.72x = 157,800,079.51
  5. Step 5: Solve for x
    x = 157,800,079.51/17,769.72
  6. Step 6: Final answer
    x = 8,880.28

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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.