Home / 19,663.38-29,496.96-6,516

Finding the Fourth Proportional to 19,663.38, 29,496.96 and 6,516

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Solution

The fourth proportional to 19,663.38, 29,496.96 and 6,516 is: 9,774.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,663.38 : 29,496.96 = 6,516 : x
  2. Step 2: Convert to fraction form
    19,663.38/29,496.96 = 6,516/x
  3. Step 3: Cross multiply
    19,663.38x = 29,496.96 × 6,516
  4. Step 4: Simplify right side
    19,663.38x = 192,202,191.36
  5. Step 5: Solve for x
    x = 192,202,191.36/19,663.38
  6. Step 6: Final answer
    x = 9,774.63

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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.