Home / 19,693.38-29,530.20-6,541.14

Finding the Fourth Proportional to 19,693.38, 29,530.20 and 6,541.14

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Solution

The fourth proportional to 19,693.38, 29,530.20 and 6,541.14 is: 9,808.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,693.38 : 29,530.20 = 6,541.14 : x
  2. Step 2: Convert to fraction form
    19,693.38/29,530.20 = 6,541.14/x
  3. Step 3: Cross multiply
    19,693.38x = 29,530.20 × 6,541.14
  4. Step 4: Simplify right side
    19,693.38x = 193,161,172.43
  5. Step 5: Solve for x
    x = 193,161,172.43/19,693.38
  6. Step 6: Final answer
    x = 9,808.43

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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.