Home / 20,242.17-30,351.46-6,910.69

Finding the Fourth Proportional to 20,242.17, 30,351.46 and 6,910.69

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Solution

The fourth proportional to 20,242.17, 30,351.46 and 6,910.69 is: 10,362.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,242.17 : 30,351.46 = 6,910.69 : x
  2. Step 2: Convert to fraction form
    20,242.17/30,351.46 = 6,910.69/x
  3. Step 3: Cross multiply
    20,242.17x = 30,351.46 × 6,910.69
  4. Step 4: Simplify right side
    20,242.17x = 209,749,593.18
  5. Step 5: Solve for x
    x = 209,749,593.18/20,242.17
  6. Step 6: Final answer
    x = 10,362.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.