Home / 30,296.22-41,813.79-17,718.54

Finding the Fourth Proportional to 30,296.22, 41,813.79 and 17,718.54

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Solution

The fourth proportional to 30,296.22, 41,813.79 and 17,718.54 is: 24,454.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,296.22 : 41,813.79 = 17,718.54 : x
  2. Step 2: Convert to fraction form
    30,296.22/41,813.79 = 17,718.54/x
  3. Step 3: Cross multiply
    30,296.22x = 41,813.79 × 17,718.54
  4. Step 4: Simplify right side
    30,296.22x = 740,879,310.67
  5. Step 5: Solve for x
    x = 740,879,310.67/30,296.22
  6. Step 6: Final answer
    x = 24,454.51

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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.