Home / 49,092.96-67,745.08-28,948.88

Finding the Fourth Proportional to 49,092.96, 67,745.08 and 28,948.88

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Solution

The fourth proportional to 49,092.96, 67,745.08 and 28,948.88 is: 39,947.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,092.96 : 67,745.08 = 28,948.88 : x
  2. Step 2: Convert to fraction form
    49,092.96/67,745.08 = 28,948.88/x
  3. Step 3: Cross multiply
    49,092.96x = 67,745.08 × 28,948.88
  4. Step 4: Simplify right side
    49,092.96x = 1,961,144,191.51
  5. Step 5: Solve for x
    x = 1,961,144,191.51/49,092.96
  6. Step 6: Final answer
    x = 39,947.56

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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.