Home / 18,201.72-25,119.27-10,244.82

Finding the Fourth Proportional to 18,201.72, 25,119.27 and 10,244.82

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Solution

The fourth proportional to 18,201.72, 25,119.27 and 10,244.82 is: 14,138.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,201.72 : 25,119.27 = 10,244.82 : x
  2. Step 2: Convert to fraction form
    18,201.72/25,119.27 = 10,244.82/x
  3. Step 3: Cross multiply
    18,201.72x = 25,119.27 × 10,244.82
  4. Step 4: Simplify right side
    18,201.72x = 257,342,399.68
  5. Step 5: Solve for x
    x = 257,342,399.68/18,201.72
  6. Step 6: Final answer
    x = 14,138.36

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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.