Home / 23,388.89-35,079.62-7,806.51

Finding the Fourth Proportional to 23,388.89, 35,079.62 and 7,806.51

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Solution

The fourth proportional to 23,388.89, 35,079.62 and 7,806.51 is: 11,708.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,388.89 : 35,079.62 = 7,806.51 : x
  2. Step 2: Convert to fraction form
    23,388.89/35,079.62 = 7,806.51/x
  3. Step 3: Cross multiply
    23,388.89x = 35,079.62 × 7,806.51
  4. Step 4: Simplify right side
    23,388.89x = 273,849,365.29
  5. Step 5: Solve for x
    x = 273,849,365.29/23,388.89
  6. Step 6: Final answer
    x = 11,708.53

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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.