Home / 21,640.03-32,460.14-6,849.02

Finding the Fourth Proportional to 21,640.03, 32,460.14 and 6,849.02

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Solution

The fourth proportional to 21,640.03, 32,460.14 and 6,849.02 is: 10,273.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,640.03 : 32,460.14 = 6,849.02 : x
  2. Step 2: Convert to fraction form
    21,640.03/32,460.14 = 6,849.02/x
  3. Step 3: Cross multiply
    21,640.03x = 32,460.14 × 6,849.02
  4. Step 4: Simplify right side
    21,640.03x = 222,320,246.34
  5. Step 5: Solve for x
    x = 222,320,246.34/21,640.03
  6. Step 6: Final answer
    x = 10,273.57

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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.