Home / 19,755.87-27,268.47-11,262.46

Finding the Fourth Proportional to 19,755.87, 27,268.47 and 11,262.46

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Solution

The fourth proportional to 19,755.87, 27,268.47 and 11,262.46 is: 15,545.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,755.87 : 27,268.47 = 11,262.46 : x
  2. Step 2: Convert to fraction form
    19,755.87/27,268.47 = 11,262.46/x
  3. Step 3: Cross multiply
    19,755.87x = 27,268.47 × 11,262.46
  4. Step 4: Simplify right side
    19,755.87x = 307,110,052.64
  5. Step 5: Solve for x
    x = 307,110,052.64/19,755.87
  6. Step 6: Final answer
    x = 15,545.26

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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.