Home / 49,695.22-68,578.16-28,473.12

Finding the Fourth Proportional to 49,695.22, 68,578.16 and 28,473.12

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Solution

The fourth proportional to 49,695.22, 68,578.16 and 28,473.12 is: 39,292.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,695.22 : 68,578.16 = 28,473.12 : x
  2. Step 2: Convert to fraction form
    49,695.22/68,578.16 = 28,473.12/x
  3. Step 3: Cross multiply
    49,695.22x = 68,578.16 × 28,473.12
  4. Step 4: Simplify right side
    49,695.22x = 1,952,634,179.06
  5. Step 5: Solve for x
    x = 1,952,634,179.06/49,695.22
  6. Step 6: Final answer
    x = 39,292.19

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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.