Home / 49,322.99-68,067.29-28,103.62

Finding the Fourth Proportional to 49,322.99, 68,067.29 and 28,103.62

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Solution

The fourth proportional to 49,322.99, 68,067.29 and 28,103.62 is: 38,783.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,322.99 : 68,067.29 = 28,103.62 : x
  2. Step 2: Convert to fraction form
    49,322.99/68,067.29 = 28,103.62/x
  3. Step 3: Cross multiply
    49,322.99x = 68,067.29 × 28,103.62
  4. Step 4: Simplify right side
    49,322.99x = 1,912,937,152.68
  5. Step 5: Solve for x
    x = 1,912,937,152.68/49,322.99
  6. Step 6: Final answer
    x = 38,783.89

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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.