Home / 13,230.54-19,836.18-6,206.76

Finding the Fourth Proportional to 13,230.54, 19,836.18 and 6,206.76

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Solution

The fourth proportional to 13,230.54, 19,836.18 and 6,206.76 is: 9,305.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,230.54 : 19,836.18 = 6,206.76 : x
  2. Step 2: Convert to fraction form
    13,230.54/19,836.18 = 6,206.76/x
  3. Step 3: Cross multiply
    13,230.54x = 19,836.18 × 6,206.76
  4. Step 4: Simplify right side
    13,230.54x = 123,118,408.58
  5. Step 5: Solve for x
    x = 123,118,408.58/13,230.54
  6. Step 6: Final answer
    x = 9,305.62

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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.