Home / 15,339.57-23,006.79-4,247.38

Finding the Fourth Proportional to 15,339.57, 23,006.79 and 4,247.38

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Solution

The fourth proportional to 15,339.57, 23,006.79 and 4,247.38 is: 6,370.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,339.57 : 23,006.79 = 4,247.38 : x
  2. Step 2: Convert to fraction form
    15,339.57/23,006.79 = 4,247.38/x
  3. Step 3: Cross multiply
    15,339.57x = 23,006.79 × 4,247.38
  4. Step 4: Simplify right side
    15,339.57x = 97,718,556.26
  5. Step 5: Solve for x
    x = 97,718,556.26/15,339.57
  6. Step 6: Final answer
    x = 6,370.36

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1.5x scale

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.