Home / 13,748.15-20,622.24-4,864.39

Finding the Fourth Proportional to 13,748.15, 20,622.24 and 4,864.39

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Solution

The fourth proportional to 13,748.15, 20,622.24 and 4,864.39 is: 7,296.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,748.15 : 20,622.24 = 4,864.39 : x
  2. Step 2: Convert to fraction form
    13,748.15/20,622.24 = 4,864.39/x
  3. Step 3: Cross multiply
    13,748.15x = 20,622.24 × 4,864.39
  4. Step 4: Simplify right side
    13,748.15x = 100,314,566.48
  5. Step 5: Solve for x
    x = 100,314,566.48/13,748.15
  6. Step 6: Final answer
    x = 7,296.59

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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.