Home / 18,844.85-26,003.97-10,889.64

Finding the Fourth Proportional to 18,844.85, 26,003.97 and 10,889.64

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Solution

The fourth proportional to 18,844.85, 26,003.97 and 10,889.64 is: 15,026.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,844.85 : 26,003.97 = 10,889.64 : x
  2. Step 2: Convert to fraction form
    18,844.85/26,003.97 = 10,889.64/x
  3. Step 3: Cross multiply
    18,844.85x = 26,003.97 × 10,889.64
  4. Step 4: Simplify right side
    18,844.85x = 283,173,871.87
  5. Step 5: Solve for x
    x = 283,173,871.87/18,844.85
  6. Step 6: Final answer
    x = 15,026.59

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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.