Home / 49,126.66-67,795.89-28,988.44

Finding the Fourth Proportional to 49,126.66, 67,795.89 and 28,988.44

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Solution

The fourth proportional to 49,126.66, 67,795.89 and 28,988.44 is: 40,004.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,126.66 : 67,795.89 = 28,988.44 : x
  2. Step 2: Convert to fraction form
    49,126.66/67,795.89 = 28,988.44/x
  3. Step 3: Cross multiply
    49,126.66x = 67,795.89 × 28,988.44
  4. Step 4: Simplify right side
    49,126.66x = 1,965,297,089.51
  5. Step 5: Solve for x
    x = 1,965,297,089.51/49,126.66
  6. Step 6: Final answer
    x = 40,004.70

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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.