Home / 20,025.17-29,974.66-17,911.99

Finding the Fourth Proportional to 20,025.17, 29,974.66 and 17,911.99

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Solution

The fourth proportional to 20,025.17, 29,974.66 and 17,911.99 is: 26,811.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,025.17 : 29,974.66 = 17,911.99 : x
  2. Step 2: Convert to fraction form
    20,025.17/29,974.66 = 17,911.99/x
  3. Step 3: Cross multiply
    20,025.17x = 29,974.66 × 17,911.99
  4. Step 4: Simplify right side
    20,025.17x = 536,905,634.25
  5. Step 5: Solve for x
    x = 536,905,634.25/20,025.17
  6. Step 6: Final answer
    x = 26,811.53

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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.