Home / 18,832.24-26,022.32-13,517.76

Finding the Fourth Proportional to 18,832.24, 26,022.32 and 13,517.76

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Solution

The fourth proportional to 18,832.24, 26,022.32 and 13,517.76 is: 18,678.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,832.24 : 26,022.32 = 13,517.76 : x
  2. Step 2: Convert to fraction form
    18,832.24/26,022.32 = 13,517.76/x
  3. Step 3: Cross multiply
    18,832.24x = 26,022.32 × 13,517.76
  4. Step 4: Simplify right side
    18,832.24x = 351,763,476.40
  5. Step 5: Solve for x
    x = 351,763,476.40/18,832.24
  6. Step 6: Final answer
    x = 18,678.79

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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.