Home / 19,387.77-26,754.89-11,003.73

Finding the Fourth Proportional to 19,387.77, 26,754.89 and 11,003.73

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Solution

The fourth proportional to 19,387.77, 26,754.89 and 11,003.73 is: 15,185.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,387.77 : 26,754.89 = 11,003.73 : x
  2. Step 2: Convert to fraction form
    19,387.77/26,754.89 = 11,003.73/x
  3. Step 3: Cross multiply
    19,387.77x = 26,754.89 × 11,003.73
  4. Step 4: Simplify right side
    19,387.77x = 294,403,530.72
  5. Step 5: Solve for x
    x = 294,403,530.72/19,387.77
  6. Step 6: Final answer
    x = 15,185.01

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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.