Home / 20,092.24-27,727.94-11,140.58

Finding the Fourth Proportional to 20,092.24, 27,727.94 and 11,140.58

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Solution

The fourth proportional to 20,092.24, 27,727.94 and 11,140.58 is: 15,374.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,092.24 : 27,727.94 = 11,140.58 : x
  2. Step 2: Convert to fraction form
    20,092.24/27,727.94 = 11,140.58/x
  3. Step 3: Cross multiply
    20,092.24x = 27,727.94 × 11,140.58
  4. Step 4: Simplify right side
    20,092.24x = 308,905,223.02
  5. Step 5: Solve for x
    x = 308,905,223.02/20,092.24
  6. Step 6: Final answer
    x = 15,374.36

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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.