Home / 20,082.08-27,710.64-11,584.52

Finding the Fourth Proportional to 20,082.08, 27,710.64 and 11,584.52

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Solution

The fourth proportional to 20,082.08, 27,710.64 and 11,584.52 is: 15,985.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,082.08 : 27,710.64 = 11,584.52 : x
  2. Step 2: Convert to fraction form
    20,082.08/27,710.64 = 11,584.52/x
  3. Step 3: Cross multiply
    20,082.08x = 27,710.64 × 11,584.52
  4. Step 4: Simplify right side
    20,082.08x = 321,014,463.29
  5. Step 5: Solve for x
    x = 321,014,463.29/20,082.08
  6. Step 6: Final answer
    x = 15,985.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.