Home / 13,267.84-19,910.76-5,476.60

Finding the Fourth Proportional to 13,267.84, 19,910.76 and 5,476.60

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Solution

The fourth proportional to 13,267.84, 19,910.76 and 5,476.60 is: 8,218.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,267.84 : 19,910.76 = 5,476.60 : x
  2. Step 2: Convert to fraction form
    13,267.84/19,910.76 = 5,476.60/x
  3. Step 3: Cross multiply
    13,267.84x = 19,910.76 × 5,476.60
  4. Step 4: Simplify right side
    13,267.84x = 109,043,268.22
  5. Step 5: Solve for x
    x = 109,043,268.22/13,267.84
  6. Step 6: Final answer
    x = 8,218.61

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1.5x scale

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.