Home / 22,832.70-31,440.24-18,363.84

Finding the Fourth Proportional to 22,832.70, 31,440.24 and 18,363.84

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Solution

The fourth proportional to 22,832.70, 31,440.24 and 18,363.84 is: 25,286.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,832.70 : 31,440.24 = 18,363.84 : x
  2. Step 2: Convert to fraction form
    22,832.70/31,440.24 = 18,363.84/x
  3. Step 3: Cross multiply
    22,832.70x = 31,440.24 × 18,363.84
  4. Step 4: Simplify right side
    22,832.70x = 577,363,536.92
  5. Step 5: Solve for x
    x = 577,363,536.92/22,832.70
  6. Step 6: Final answer
    x = 25,286.70

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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.