Home / 12,101.29-18,154.24-4,203.50

Finding the Fourth Proportional to 12,101.29, 18,154.24 and 4,203.50

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Solution

The fourth proportional to 12,101.29, 18,154.24 and 4,203.50 is: 6,306.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,101.29 : 18,154.24 = 4,203.50 : x
  2. Step 2: Convert to fraction form
    12,101.29/18,154.24 = 4,203.50/x
  3. Step 3: Cross multiply
    12,101.29x = 18,154.24 × 4,203.50
  4. Step 4: Simplify right side
    12,101.29x = 76,311,246.56
  5. Step 5: Solve for x
    x = 76,311,246.56/12,101.29
  6. Step 6: Final answer
    x = 6,306.04

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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.