Home / 21,194.24-31,769.76-9,504.32

Finding the Fourth Proportional to 21,194.24, 31,769.76 and 9,504.32

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Solution

The fourth proportional to 21,194.24, 31,769.76 and 9,504.32 is: 14,246.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,194.24 : 31,769.76 = 9,504.32 : x
  2. Step 2: Convert to fraction form
    21,194.24/31,769.76 = 9,504.32/x
  3. Step 3: Cross multiply
    21,194.24x = 31,769.76 × 9,504.32
  4. Step 4: Simplify right side
    21,194.24x = 301,949,965.36
  5. Step 5: Solve for x
    x = 301,949,965.36/21,194.24
  6. Step 6: Final answer
    x = 14,246.79

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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.