Home / 20,074.06-30,107.85-6,226.30

Finding the Fourth Proportional to 20,074.06, 30,107.85 and 6,226.30

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Solution

The fourth proportional to 20,074.06, 30,107.85 and 6,226.30 is: 9,338.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,074.06 : 30,107.85 = 6,226.30 : x
  2. Step 2: Convert to fraction form
    20,074.06/30,107.85 = 6,226.30/x
  3. Step 3: Cross multiply
    20,074.06x = 30,107.85 × 6,226.30
  4. Step 4: Simplify right side
    20,074.06x = 187,460,506.46
  5. Step 5: Solve for x
    x = 187,460,506.46/20,074.06
  6. Step 6: Final answer
    x = 9,338.45

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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.