Home / 18,191.23-25,103.66-10,233.45

Finding the Fourth Proportional to 18,191.23, 25,103.66 and 10,233.45

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Solution

The fourth proportional to 18,191.23, 25,103.66 and 10,233.45 is: 14,122.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,191.23 : 25,103.66 = 10,233.45 : x
  2. Step 2: Convert to fraction form
    18,191.23/25,103.66 = 10,233.45/x
  3. Step 3: Cross multiply
    18,191.23x = 25,103.66 × 10,233.45
  4. Step 4: Simplify right side
    18,191.23x = 256,896,998.26
  5. Step 5: Solve for x
    x = 256,896,998.26/18,191.23
  6. Step 6: Final answer
    x = 14,122.03

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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.