Home / 50,296.26-75,449.86-18,702.62

Finding the Fourth Proportional to 50,296.26, 75,449.86 and 18,702.62

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Solution

The fourth proportional to 50,296.26, 75,449.86 and 18,702.62 is: 28,055.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,296.26 : 75,449.86 = 18,702.62 : x
  2. Step 2: Convert to fraction form
    50,296.26/75,449.86 = 18,702.62/x
  3. Step 3: Cross multiply
    50,296.26x = 75,449.86 × 18,702.62
  4. Step 4: Simplify right side
    50,296.26x = 1,411,109,683.38
  5. Step 5: Solve for x
    x = 1,411,109,683.38/50,296.26
  6. Step 6: Final answer
    x = 28,055.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.