Home / 13,272.74-19,909.20-4,845.26

Finding the Fourth Proportional to 13,272.74, 19,909.20 and 4,845.26

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Solution

The fourth proportional to 13,272.74, 19,909.20 and 4,845.26 is: 7,267.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,272.74 : 19,909.20 = 4,845.26 : x
  2. Step 2: Convert to fraction form
    13,272.74/19,909.20 = 4,845.26/x
  3. Step 3: Cross multiply
    13,272.74x = 19,909.20 × 4,845.26
  4. Step 4: Simplify right side
    13,272.74x = 96,465,250.39
  5. Step 5: Solve for x
    x = 96,465,250.39/13,272.74
  6. Step 6: Final answer
    x = 7,267.92

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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.