Home / 22,768.24-31,419.20-16,797.76

Finding the Fourth Proportional to 22,768.24, 31,419.20 and 16,797.76

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Solution

The fourth proportional to 22,768.24, 31,419.20 and 16,797.76 is: 23,180.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,768.24 : 31,419.20 = 16,797.76 : x
  2. Step 2: Convert to fraction form
    22,768.24/31,419.20 = 16,797.76/x
  3. Step 3: Cross multiply
    22,768.24x = 31,419.20 × 16,797.76
  4. Step 4: Simplify right side
    22,768.24x = 527,772,180.99
  5. Step 5: Solve for x
    x = 527,772,180.99/22,768.24
  6. Step 6: Final answer
    x = 23,180.19

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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.