Home / 18,074.72-24,943.09-10,118.48

Finding the Fourth Proportional to 18,074.72, 24,943.09 and 10,118.48

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Solution

The fourth proportional to 18,074.72, 24,943.09 and 10,118.48 is: 13,963.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,074.72 : 24,943.09 = 10,118.48 : x
  2. Step 2: Convert to fraction form
    18,074.72/24,943.09 = 10,118.48/x
  3. Step 3: Cross multiply
    18,074.72x = 24,943.09 × 10,118.48
  4. Step 4: Simplify right side
    18,074.72x = 252,385,982.00
  5. Step 5: Solve for x
    x = 252,385,982.00/18,074.72
  6. Step 6: Final answer
    x = 13,963.48

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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.