Home / 20,110.53-30,170.14-6,069.39

Finding the Fourth Proportional to 20,110.53, 30,170.14 and 6,069.39

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Solution

The fourth proportional to 20,110.53, 30,170.14 and 6,069.39 is: 9,105.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,110.53 : 30,170.14 = 6,069.39 : x
  2. Step 2: Convert to fraction form
    20,110.53/30,170.14 = 6,069.39/x
  3. Step 3: Cross multiply
    20,110.53x = 30,170.14 × 6,069.39
  4. Step 4: Simplify right side
    20,110.53x = 183,114,164.82
  5. Step 5: Solve for x
    x = 183,114,164.82/20,110.53
  6. Step 6: Final answer
    x = 9,105.39

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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.