Home / 34,482.36-51,746.22-18,910.92

Finding the Fourth Proportional to 34,482.36, 51,746.22 and 18,910.92

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Solution

The fourth proportional to 34,482.36, 51,746.22 and 18,910.92 is: 28,378.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,482.36 : 51,746.22 = 18,910.92 : x
  2. Step 2: Convert to fraction form
    34,482.36/51,746.22 = 18,910.92/x
  3. Step 3: Cross multiply
    34,482.36x = 51,746.22 × 18,910.92
  4. Step 4: Simplify right side
    34,482.36x = 978,568,626.72
  5. Step 5: Solve for x
    x = 978,568,626.72/34,482.36
  6. Step 6: Final answer
    x = 28,378.82

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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.