Home / 18,244.08-25,174.92-10,287.52

Finding the Fourth Proportional to 18,244.08, 25,174.92 and 10,287.52

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Solution

The fourth proportional to 18,244.08, 25,174.92 and 10,287.52 is: 14,195.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,244.08 : 25,174.92 = 10,287.52 : x
  2. Step 2: Convert to fraction form
    18,244.08/25,174.92 = 10,287.52/x
  3. Step 3: Cross multiply
    18,244.08x = 25,174.92 × 10,287.52
  4. Step 4: Simplify right side
    18,244.08x = 258,987,493.00
  5. Step 5: Solve for x
    x = 258,987,493.00/18,244.08
  6. Step 6: Final answer
    x = 14,195.70

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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.