Home / 18,195.26-25,109.43-10,237.46

Finding the Fourth Proportional to 18,195.26, 25,109.43 and 10,237.46

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Solution

The fourth proportional to 18,195.26, 25,109.43 and 10,237.46 is: 14,127.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,195.26 : 25,109.43 = 10,237.46 : x
  2. Step 2: Convert to fraction form
    18,195.26/25,109.43 = 10,237.46/x
  3. Step 3: Cross multiply
    18,195.26x = 25,109.43 × 10,237.46
  4. Step 4: Simplify right side
    18,195.26x = 257,056,659.70
  5. Step 5: Solve for x
    x = 257,056,659.70/18,195.26
  6. Step 6: Final answer
    x = 14,127.68

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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.