Home / 15,929.48-23,857.14-15,375.80

Finding the Fourth Proportional to 15,929.48, 23,857.14 and 15,375.80

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Solution

The fourth proportional to 15,929.48, 23,857.14 and 15,375.80 is: 23,027.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,929.48 : 23,857.14 = 15,375.80 : x
  2. Step 2: Convert to fraction form
    15,929.48/23,857.14 = 15,375.80/x
  3. Step 3: Cross multiply
    15,929.48x = 23,857.14 × 15,375.80
  4. Step 4: Simplify right side
    15,929.48x = 366,822,613.21
  5. Step 5: Solve for x
    x = 366,822,613.21/15,929.48
  6. Step 6: Final answer
    x = 23,027.91

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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.