Home / 15,914.48-23,872.36-4,227.80

Finding the Fourth Proportional to 15,914.48, 23,872.36 and 4,227.80

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Solution

The fourth proportional to 15,914.48, 23,872.36 and 4,227.80 is: 6,341.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,914.48 : 23,872.36 = 4,227.80 : x
  2. Step 2: Convert to fraction form
    15,914.48/23,872.36 = 4,227.80/x
  3. Step 3: Cross multiply
    15,914.48x = 23,872.36 × 4,227.80
  4. Step 4: Simplify right side
    15,914.48x = 100,927,563.61
  5. Step 5: Solve for x
    x = 100,927,563.61/15,914.48
  6. Step 6: Final answer
    x = 6,341.87

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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.