Home / 20,104.90-30,157.57-6,065.05

Finding the Fourth Proportional to 20,104.90, 30,157.57 and 6,065.05

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Solution

The fourth proportional to 20,104.90, 30,157.57 and 6,065.05 is: 9,097.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,104.90 : 30,157.57 = 6,065.05 : x
  2. Step 2: Convert to fraction form
    20,104.90/30,157.57 = 6,065.05/x
  3. Step 3: Cross multiply
    20,104.90x = 30,157.57 × 6,065.05
  4. Step 4: Simplify right side
    20,104.90x = 182,907,104.41
  5. Step 5: Solve for x
    x = 182,907,104.41/20,104.90
  6. Step 6: Final answer
    x = 9,097.64

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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.