Home / 13,498.72-20,247.36-4,264

Finding the Fourth Proportional to 13,498.72, 20,247.36 and 4,264

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Solution

The fourth proportional to 13,498.72, 20,247.36 and 4,264 is: 6,395.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,498.72 : 20,247.36 = 4,264 : x
  2. Step 2: Convert to fraction form
    13,498.72/20,247.36 = 4,264/x
  3. Step 3: Cross multiply
    13,498.72x = 20,247.36 × 4,264
  4. Step 4: Simplify right side
    13,498.72x = 86,334,743.04
  5. Step 5: Solve for x
    x = 86,334,743.04/13,498.72
  6. Step 6: Final answer
    x = 6,395.77

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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.