Home / 49,140.16-67,815.30-26,784.16

Finding the Fourth Proportional to 49,140.16, 67,815.30 and 26,784.16

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Solution

The fourth proportional to 49,140.16, 67,815.30 and 26,784.16 is: 36,963.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,140.16 : 67,815.30 = 26,784.16 : x
  2. Step 2: Convert to fraction form
    49,140.16/67,815.30 = 26,784.16/x
  3. Step 3: Cross multiply
    49,140.16x = 67,815.30 × 26,784.16
  4. Step 4: Simplify right side
    49,140.16x = 1,816,375,845.65
  5. Step 5: Solve for x
    x = 1,816,375,845.65/49,140.16
  6. Step 6: Final answer
    x = 36,963.17

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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.