Home / 49,645.08-68,508.99-28,422.54

Finding the Fourth Proportional to 49,645.08, 68,508.99 and 28,422.54

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Solution

The fourth proportional to 49,645.08, 68,508.99 and 28,422.54 is: 39,222.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,645.08 : 68,508.99 = 28,422.54 : x
  2. Step 2: Convert to fraction form
    49,645.08/68,508.99 = 28,422.54/x
  3. Step 3: Cross multiply
    49,645.08x = 68,508.99 × 28,422.54
  4. Step 4: Simplify right side
    49,645.08x = 1,947,199,508.63
  5. Step 5: Solve for x
    x = 1,947,199,508.63/49,645.08
  6. Step 6: Final answer
    x = 39,222.41

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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.