Home / 33,074.87-49,369.77-28,424.66

Finding the Fourth Proportional to 33,074.87, 49,369.77 and 28,424.66

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Solution

The fourth proportional to 33,074.87, 49,369.77 and 28,424.66 is: 42,428.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,074.87 : 49,369.77 = 28,424.66 : x
  2. Step 2: Convert to fraction form
    33,074.87/49,369.77 = 28,424.66/x
  3. Step 3: Cross multiply
    33,074.87x = 49,369.77 × 28,424.66
  4. Step 4: Simplify right side
    33,074.87x = 1,403,318,679.68
  5. Step 5: Solve for x
    x = 1,403,318,679.68/33,074.87
  6. Step 6: Final answer
    x = 42,428.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.