Home / 17,769.16-26,652.66-5,289.22

Finding the Fourth Proportional to 17,769.16, 26,652.66 and 5,289.22

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Solution

The fourth proportional to 17,769.16, 26,652.66 and 5,289.22 is: 7,933.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,769.16 : 26,652.66 = 5,289.22 : x
  2. Step 2: Convert to fraction form
    17,769.16/26,652.66 = 5,289.22/x
  3. Step 3: Cross multiply
    17,769.16x = 26,652.66 × 5,289.22
  4. Step 4: Simplify right side
    17,769.16x = 140,971,782.33
  5. Step 5: Solve for x
    x = 140,971,782.33/17,769.16
  6. Step 6: Final answer
    x = 7,933.51

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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.