Home / 49,604.44-68,434.74-28,372.36

Finding the Fourth Proportional to 49,604.44, 68,434.74 and 28,372.36

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Solution

The fourth proportional to 49,604.44, 68,434.74 and 28,372.36 is: 39,142.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,604.44 : 68,434.74 = 28,372.36 : x
  2. Step 2: Convert to fraction form
    49,604.44/68,434.74 = 28,372.36/x
  3. Step 3: Cross multiply
    49,604.44x = 68,434.74 × 28,372.36
  4. Step 4: Simplify right side
    49,604.44x = 1,941,655,079.79
  5. Step 5: Solve for x
    x = 1,941,655,079.79/49,604.44
  6. Step 6: Final answer
    x = 39,142.77

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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.