Home / 20,094.62-30,141.65-6,770.57

Finding the Fourth Proportional to 20,094.62, 30,141.65 and 6,770.57

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Solution

The fourth proportional to 20,094.62, 30,141.65 and 6,770.57 is: 10,155.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,094.62 : 30,141.65 = 6,770.57 : x
  2. Step 2: Convert to fraction form
    20,094.62/30,141.65 = 6,770.57/x
  3. Step 3: Cross multiply
    20,094.62x = 30,141.65 × 6,770.57
  4. Step 4: Simplify right side
    20,094.62x = 204,075,966.68
  5. Step 5: Solve for x
    x = 204,075,966.68/20,094.62
  6. Step 6: Final answer
    x = 10,155.75

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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.