Home / 17,920.27-26,881.77-5,441.41

Finding the Fourth Proportional to 17,920.27, 26,881.77 and 5,441.41

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Solution

The fourth proportional to 17,920.27, 26,881.77 and 5,441.41 is: 8,162.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,920.27 : 26,881.77 = 5,441.41 : x
  2. Step 2: Convert to fraction form
    17,920.27/26,881.77 = 5,441.41/x
  3. Step 3: Cross multiply
    17,920.27x = 26,881.77 × 5,441.41
  4. Step 4: Simplify right side
    17,920.27x = 146,274,786.10
  5. Step 5: Solve for x
    x = 146,274,786.10/17,920.27
  6. Step 6: Final answer
    x = 8,162.53

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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.