Home / 49,242.87-67,947.26-28,022.49

Finding the Fourth Proportional to 49,242.87, 67,947.26 and 28,022.49

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Solution

The fourth proportional to 49,242.87, 67,947.26 and 28,022.49 is: 38,666.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,242.87 : 67,947.26 = 28,022.49 : x
  2. Step 2: Convert to fraction form
    49,242.87/67,947.26 = 28,022.49/x
  3. Step 3: Cross multiply
    49,242.87x = 67,947.26 × 28,022.49
  4. Step 4: Simplify right side
    49,242.87x = 1,904,051,273.76
  5. Step 5: Solve for x
    x = 1,904,051,273.76/49,242.87
  6. Step 6: Final answer
    x = 38,666.54

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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.