Home / 52,033.78-71,806.74-28,160.68

Finding the Fourth Proportional to 52,033.78, 71,806.74 and 28,160.68

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Solution

The fourth proportional to 52,033.78, 71,806.74 and 28,160.68 is: 38,861.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,033.78 : 71,806.74 = 28,160.68 : x
  2. Step 2: Convert to fraction form
    52,033.78/71,806.74 = 28,160.68/x
  3. Step 3: Cross multiply
    52,033.78x = 71,806.74 × 28,160.68
  4. Step 4: Simplify right side
    52,033.78x = 2,022,126,626.98
  5. Step 5: Solve for x
    x = 2,022,126,626.98/52,033.78
  6. Step 6: Final answer
    x = 38,861.81

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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.