Home / 18,091.20-24,962.94-10,133.40

Finding the Fourth Proportional to 18,091.20, 24,962.94 and 10,133.40

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Solution

The fourth proportional to 18,091.20, 24,962.94 and 10,133.40 is: 13,982.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,091.20 : 24,962.94 = 10,133.40 : x
  2. Step 2: Convert to fraction form
    18,091.20/24,962.94 = 10,133.40/x
  3. Step 3: Cross multiply
    18,091.20x = 24,962.94 × 10,133.40
  4. Step 4: Simplify right side
    18,091.20x = 252,959,456.20
  5. Step 5: Solve for x
    x = 252,959,456.20/18,091.20
  6. Step 6: Final answer
    x = 13,982.46

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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.