Home / 49,697.88-68,547.24-28,469.40

Finding the Fourth Proportional to 49,697.88, 68,547.24 and 28,469.40

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Solution

The fourth proportional to 49,697.88, 68,547.24 and 28,469.40 is: 39,267.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,697.88 : 68,547.24 = 28,469.40 : x
  2. Step 2: Convert to fraction form
    49,697.88/68,547.24 = 28,469.40/x
  3. Step 3: Cross multiply
    49,697.88x = 68,547.24 × 28,469.40
  4. Step 4: Simplify right side
    49,697.88x = 1,951,498,794.46
  5. Step 5: Solve for x
    x = 1,951,498,794.46/49,697.88
  6. Step 6: Final answer
    x = 39,267.24

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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.