Home / 14,984.26-20,680.19-9,019.15

Finding the Fourth Proportional to 14,984.26, 20,680.19 and 9,019.15

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Solution

The fourth proportional to 14,984.26, 20,680.19 and 9,019.15 is: 12,447.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,984.26 : 20,680.19 = 9,019.15 : x
  2. Step 2: Convert to fraction form
    14,984.26/20,680.19 = 9,019.15/x
  3. Step 3: Cross multiply
    14,984.26x = 20,680.19 × 9,019.15
  4. Step 4: Simplify right side
    14,984.26x = 186,517,735.64
  5. Step 5: Solve for x
    x = 186,517,735.64/14,984.26
  6. Step 6: Final answer
    x = 12,447.58

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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.