Home / 15,838.07-23,758.38-4,151.25

Finding the Fourth Proportional to 15,838.07, 23,758.38 and 4,151.25

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Solution

The fourth proportional to 15,838.07, 23,758.38 and 4,151.25 is: 6,227.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,838.07 : 23,758.38 = 4,151.25 : x
  2. Step 2: Convert to fraction form
    15,838.07/23,758.38 = 4,151.25/x
  3. Step 3: Cross multiply
    15,838.07x = 23,758.38 × 4,151.25
  4. Step 4: Simplify right side
    15,838.07x = 98,626,974.98
  5. Step 5: Solve for x
    x = 98,626,974.98/15,838.07
  6. Step 6: Final answer
    x = 6,227.21

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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.