Home / 18,014.28-27,029.16-9,684.60

Finding the Fourth Proportional to 18,014.28, 27,029.16 and 9,684.60

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Solution

The fourth proportional to 18,014.28, 27,029.16 and 9,684.60 is: 14,531.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,014.28 : 27,029.16 = 9,684.60 : x
  2. Step 2: Convert to fraction form
    18,014.28/27,029.16 = 9,684.60/x
  3. Step 3: Cross multiply
    18,014.28x = 27,029.16 × 9,684.60
  4. Step 4: Simplify right side
    18,014.28x = 261,766,602.94
  5. Step 5: Solve for x
    x = 261,766,602.94/18,014.28
  6. Step 6: Final answer
    x = 14,531.06

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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.