Home / 18,195.23-25,109.36-10,237.46

Finding the Fourth Proportional to 18,195.23, 25,109.36 and 10,237.46

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Solution

The fourth proportional to 18,195.23, 25,109.36 and 10,237.46 is: 14,127.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,195.23 : 25,109.36 = 10,237.46 : x
  2. Step 2: Convert to fraction form
    18,195.23/25,109.36 = 10,237.46/x
  3. Step 3: Cross multiply
    18,195.23x = 25,109.36 × 10,237.46
  4. Step 4: Simplify right side
    18,195.23x = 257,055,930.28
  5. Step 5: Solve for x
    x = 257,055,930.28/18,195.23
  6. Step 6: Final answer
    x = 14,127.65

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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.