Home / 23,712.20-35,568.30-21,811.40

Finding the Fourth Proportional to 23,712.20, 35,568.30 and 21,811.40

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Solution

The fourth proportional to 23,712.20, 35,568.30 and 21,811.40 is: 32,717.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,712.20 : 35,568.30 = 21,811.40 : x
  2. Step 2: Convert to fraction form
    23,712.20/35,568.30 = 21,811.40/x
  3. Step 3: Cross multiply
    23,712.20x = 35,568.30 × 21,811.40
  4. Step 4: Simplify right side
    23,712.20x = 775,794,418.62
  5. Step 5: Solve for x
    x = 775,794,418.62/23,712.20
  6. Step 6: Final answer
    x = 32,717.10

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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.