Home / 34,610.28-51,884.23-12,418.40

Finding the Fourth Proportional to 34,610.28, 51,884.23 and 12,418.40

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Solution

The fourth proportional to 34,610.28, 51,884.23 and 12,418.40 is: 18,616.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,610.28 : 51,884.23 = 12,418.40 : x
  2. Step 2: Convert to fraction form
    34,610.28/51,884.23 = 12,418.40/x
  3. Step 3: Cross multiply
    34,610.28x = 51,884.23 × 12,418.40
  4. Step 4: Simplify right side
    34,610.28x = 644,319,121.83
  5. Step 5: Solve for x
    x = 644,319,121.83/34,610.28
  6. Step 6: Final answer
    x = 18,616.41

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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.