Home / 49,519.11-68,340.03-28,297.92

Finding the Fourth Proportional to 49,519.11, 68,340.03 and 28,297.92

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Solution

The fourth proportional to 49,519.11, 68,340.03 and 28,297.92 is: 39,053.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,519.11 : 68,340.03 = 28,297.92 : x
  2. Step 2: Convert to fraction form
    49,519.11/68,340.03 = 28,297.92/x
  3. Step 3: Cross multiply
    49,519.11x = 68,340.03 × 28,297.92
  4. Step 4: Simplify right side
    49,519.11x = 1,933,880,701.74
  5. Step 5: Solve for x
    x = 1,933,880,701.74/49,519.11
  6. Step 6: Final answer
    x = 39,053.22

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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.