Home / 19,757.48-29,636.19-9,082.64

Finding the Fourth Proportional to 19,757.48, 29,636.19 and 9,082.64

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Solution

The fourth proportional to 19,757.48, 29,636.19 and 9,082.64 is: 13,623.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,757.48 : 29,636.19 = 9,082.64 : x
  2. Step 2: Convert to fraction form
    19,757.48/29,636.19 = 9,082.64/x
  3. Step 3: Cross multiply
    19,757.48x = 29,636.19 × 9,082.64
  4. Step 4: Simplify right side
    19,757.48x = 269,174,844.74
  5. Step 5: Solve for x
    x = 269,174,844.74/19,757.48
  6. Step 6: Final answer
    x = 13,623.95

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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.