Home / 50,934.66-70,286.31-28,271.87

Finding the Fourth Proportional to 50,934.66, 70,286.31 and 28,271.87

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Solution

The fourth proportional to 50,934.66, 70,286.31 and 28,271.87 is: 39,013.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,934.66 : 70,286.31 = 28,271.87 : x
  2. Step 2: Convert to fraction form
    50,934.66/70,286.31 = 28,271.87/x
  3. Step 3: Cross multiply
    50,934.66x = 70,286.31 × 28,271.87
  4. Step 4: Simplify right side
    50,934.66x = 1,987,124,926.31
  5. Step 5: Solve for x
    x = 1,987,124,926.31/50,934.66
  6. Step 6: Final answer
    x = 39,013.22

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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.