Home / 15,078.13-22,611.77-5,080.73

Finding the Fourth Proportional to 15,078.13, 22,611.77 and 5,080.73

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Solution

The fourth proportional to 15,078.13, 22,611.77 and 5,080.73 is: 7,619.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,078.13 : 22,611.77 = 5,080.73 : x
  2. Step 2: Convert to fraction form
    15,078.13/22,611.77 = 5,080.73/x
  3. Step 3: Cross multiply
    15,078.13x = 22,611.77 × 5,080.73
  4. Step 4: Simplify right side
    15,078.13x = 114,884,355.28
  5. Step 5: Solve for x
    x = 114,884,355.28/15,078.13
  6. Step 6: Final answer
    x = 7,619.27

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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.