Home / 21,518.25-32,273.73-5,723.52

Finding the Fourth Proportional to 21,518.25, 32,273.73 and 5,723.52

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Solution

The fourth proportional to 21,518.25, 32,273.73 and 5,723.52 is: 8,584.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,518.25 : 32,273.73 = 5,723.52 : x
  2. Step 2: Convert to fraction form
    21,518.25/32,273.73 = 5,723.52/x
  3. Step 3: Cross multiply
    21,518.25x = 32,273.73 × 5,723.52
  4. Step 4: Simplify right side
    21,518.25x = 184,719,339.13
  5. Step 5: Solve for x
    x = 184,719,339.13/21,518.25
  6. Step 6: Final answer
    x = 8,584.31

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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.