Home / 49,693.27-68,578.51-28,476.64

Finding the Fourth Proportional to 49,693.27, 68,578.51 and 28,476.64

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Solution

The fourth proportional to 49,693.27, 68,578.51 and 28,476.64 is: 39,298.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,693.27 : 68,578.51 = 28,476.64 : x
  2. Step 2: Convert to fraction form
    49,693.27/68,578.51 = 28,476.64/x
  3. Step 3: Cross multiply
    49,693.27x = 68,578.51 × 28,476.64
  4. Step 4: Simplify right side
    49,693.27x = 1,952,885,198.11
  5. Step 5: Solve for x
    x = 1,952,885,198.11/49,693.27
  6. Step 6: Final answer
    x = 39,298.79

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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.