Home / 49,554.43-68,387.87-28,045.28

Finding the Fourth Proportional to 49,554.43, 68,387.87 and 28,045.28

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Solution

The fourth proportional to 49,554.43, 68,387.87 and 28,045.28 is: 38,704.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,554.43 : 68,387.87 = 28,045.28 : x
  2. Step 2: Convert to fraction form
    49,554.43/68,387.87 = 28,045.28/x
  3. Step 3: Cross multiply
    49,554.43x = 68,387.87 × 28,045.28
  4. Step 4: Simplify right side
    49,554.43x = 1,917,956,993.50
  5. Step 5: Solve for x
    x = 1,917,956,993.50/49,554.43
  6. Step 6: Final answer
    x = 38,704.05

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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.