Home / 18,231.27-25,160.48-10,165.47

Finding the Fourth Proportional to 18,231.27, 25,160.48 and 10,165.47

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Solution

The fourth proportional to 18,231.27, 25,160.48 and 10,165.47 is: 14,029.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,231.27 : 25,160.48 = 10,165.47 : x
  2. Step 2: Convert to fraction form
    18,231.27/25,160.48 = 10,165.47/x
  3. Step 3: Cross multiply
    18,231.27x = 25,160.48 × 10,165.47
  4. Step 4: Simplify right side
    18,231.27x = 255,768,053.80
  5. Step 5: Solve for x
    x = 255,768,053.80/18,231.27
  6. Step 6: Final answer
    x = 14,029.09

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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.