Home / 20,056-27,677.33-11,104.11

Finding the Fourth Proportional to 20,056, 27,677.33 and 11,104.11

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Solution

The fourth proportional to 20,056, 27,677.33 and 11,104.11 is: 15,323.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,056 : 27,677.33 = 11,104.11 : x
  2. Step 2: Convert to fraction form
    20,056/27,677.33 = 11,104.11/x
  3. Step 3: Cross multiply
    20,056x = 27,677.33 × 11,104.11
  4. Step 4: Simplify right side
    20,056x = 307,332,116.83
  5. Step 5: Solve for x
    x = 307,332,116.83/20,056
  6. Step 6: Final answer
    x = 15,323.70

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1.5x scale

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.