Home / 50,428.58-75,621.00-17,139.71

Finding the Fourth Proportional to 50,428.58, 75,621.00 and 17,139.71

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Solution

The fourth proportional to 50,428.58, 75,621.00 and 17,139.71 is: 25,702.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,428.58 : 75,621.00 = 17,139.71 : x
  2. Step 2: Convert to fraction form
    50,428.58/75,621.00 = 17,139.71/x
  3. Step 3: Cross multiply
    50,428.58x = 75,621.00 × 17,139.71
  4. Step 4: Simplify right side
    50,428.58x = 1,296,121,789.66
  5. Step 5: Solve for x
    x = 1,296,121,789.66/50,428.58
  6. Step 6: Final answer
    x = 25,702.13

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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.