Home / 49,679.67-68,557.62-28,173.48

Finding the Fourth Proportional to 49,679.67, 68,557.62 and 28,173.48

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Solution

The fourth proportional to 49,679.67, 68,557.62 and 28,173.48 is: 38,879.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,679.67 : 68,557.62 = 28,173.48 : x
  2. Step 2: Convert to fraction form
    49,679.67/68,557.62 = 28,173.48/x
  3. Step 3: Cross multiply
    49,679.67x = 68,557.62 × 28,173.48
  4. Step 4: Simplify right side
    49,679.67x = 1,931,506,735.92
  5. Step 5: Solve for x
    x = 1,931,506,735.92/49,679.67
  6. Step 6: Final answer
    x = 38,879.22

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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.