Home / 19,531.08-29,231.82-15,608.52

Finding the Fourth Proportional to 19,531.08, 29,231.82 and 15,608.52

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Solution

The fourth proportional to 19,531.08, 29,231.82 and 15,608.52 is: 23,360.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,531.08 : 29,231.82 = 15,608.52 : x
  2. Step 2: Convert to fraction form
    19,531.08/29,231.82 = 15,608.52/x
  3. Step 3: Cross multiply
    19,531.08x = 29,231.82 × 15,608.52
  4. Step 4: Simplify right side
    19,531.08x = 456,265,447.11
  5. Step 5: Solve for x
    x = 456,265,447.11/19,531.08
  6. Step 6: Final answer
    x = 23,360.99

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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.