Home / 49,535.88-68,349.42-28,322.28

Finding the Fourth Proportional to 49,535.88, 68,349.42 and 28,322.28

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Solution

The fourth proportional to 49,535.88, 68,349.42 and 28,322.28 is: 39,078.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,535.88 : 68,349.42 = 28,322.28 : x
  2. Step 2: Convert to fraction form
    49,535.88/68,349.42 = 28,322.28/x
  3. Step 3: Cross multiply
    49,535.88x = 68,349.42 × 28,322.28
  4. Step 4: Simplify right side
    49,535.88x = 1,935,811,411.08
  5. Step 5: Solve for x
    x = 1,935,811,411.08/49,535.88
  6. Step 6: Final answer
    x = 39,078.97

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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.