Home / 20,049.75-30,070.76-6,011.55

Finding the Fourth Proportional to 20,049.75, 30,070.76 and 6,011.55

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Solution

The fourth proportional to 20,049.75, 30,070.76 and 6,011.55 is: 9,016.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,049.75 : 30,070.76 = 6,011.55 : x
  2. Step 2: Convert to fraction form
    20,049.75/30,070.76 = 6,011.55/x
  3. Step 3: Cross multiply
    20,049.75x = 30,070.76 × 6,011.55
  4. Step 4: Simplify right side
    20,049.75x = 180,771,847.22
  5. Step 5: Solve for x
    x = 180,771,847.22/20,049.75
  6. Step 6: Final answer
    x = 9,016.16

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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.