Home / 19,372.33-29,071.55-6,892.53

Finding the Fourth Proportional to 19,372.33, 29,071.55 and 6,892.53

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Solution

The fourth proportional to 19,372.33, 29,071.55 and 6,892.53 is: 10,343.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,372.33 : 29,071.55 = 6,892.53 : x
  2. Step 2: Convert to fraction form
    19,372.33/29,071.55 = 6,892.53/x
  3. Step 3: Cross multiply
    19,372.33x = 29,071.55 × 6,892.53
  4. Step 4: Simplify right side
    19,372.33x = 200,376,530.52
  5. Step 5: Solve for x
    x = 200,376,530.52/19,372.33
  6. Step 6: Final answer
    x = 10,343.44

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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.