Home / 12,501.24-18,747.30-3,733.20

Finding the Fourth Proportional to 12,501.24, 18,747.30 and 3,733.20

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Solution

The fourth proportional to 12,501.24, 18,747.30 and 3,733.20 is: 5,598.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,501.24 : 18,747.30 = 3,733.20 : x
  2. Step 2: Convert to fraction form
    12,501.24/18,747.30 = 3,733.20/x
  3. Step 3: Cross multiply
    12,501.24x = 18,747.30 × 3,733.20
  4. Step 4: Simplify right side
    12,501.24x = 69,987,420.36
  5. Step 5: Solve for x
    x = 69,987,420.36/12,501.24
  6. Step 6: Final answer
    x = 5,598.44

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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.