Home / 20,033.75-27,646.02-11,080.95

Finding the Fourth Proportional to 20,033.75, 27,646.02 and 11,080.95

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Solution

The fourth proportional to 20,033.75, 27,646.02 and 11,080.95 is: 15,291.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,033.75 : 27,646.02 = 11,080.95 : x
  2. Step 2: Convert to fraction form
    20,033.75/27,646.02 = 11,080.95/x
  3. Step 3: Cross multiply
    20,033.75x = 27,646.02 × 11,080.95
  4. Step 4: Simplify right side
    20,033.75x = 306,344,165.32
  5. Step 5: Solve for x
    x = 306,344,165.32/20,033.75
  6. Step 6: Final answer
    x = 15,291.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.