Home / 18,195.24-25,109.17-10,237.45

Finding the Fourth Proportional to 18,195.24, 25,109.17 and 10,237.45

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Solution

The fourth proportional to 18,195.24, 25,109.17 and 10,237.45 is: 14,127.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,195.24 : 25,109.17 = 10,237.45 : x
  2. Step 2: Convert to fraction form
    18,195.24/25,109.17 = 10,237.45/x
  3. Step 3: Cross multiply
    18,195.24x = 25,109.17 × 10,237.45
  4. Step 4: Simplify right side
    18,195.24x = 257,053,872.42
  5. Step 5: Solve for x
    x = 257,053,872.42/18,195.24
  6. Step 6: Final answer
    x = 14,127.53

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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.