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Finding the Fourth Proportional to 15,922.64, 23,883.54 and 7,608.53

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Solution

The fourth proportional to 15,922.64, 23,883.54 and 7,608.53 is: 11,412.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,922.64 : 23,883.54 = 7,608.53 : x
  2. Step 2: Convert to fraction form
    15,922.64/23,883.54 = 7,608.53/x
  3. Step 3: Cross multiply
    15,922.64x = 23,883.54 × 7,608.53
  4. Step 4: Simplify right side
    15,922.64x = 181,718,511.18
  5. Step 5: Solve for x
    x = 181,718,511.18/15,922.64
  6. Step 6: Final answer
    x = 11,412.59

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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.