Home / 12,832.20-19,217.70-6,237.18

Finding the Fourth Proportional to 12,832.20, 19,217.70 and 6,237.18

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Solution

The fourth proportional to 12,832.20, 19,217.70 and 6,237.18 is: 9,340.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,832.20 : 19,217.70 = 6,237.18 : x
  2. Step 2: Convert to fraction form
    12,832.20/19,217.70 = 6,237.18/x
  3. Step 3: Cross multiply
    12,832.20x = 19,217.70 × 6,237.18
  4. Step 4: Simplify right side
    12,832.20x = 119,864,254.09
  5. Step 5: Solve for x
    x = 119,864,254.09/12,832.20
  6. Step 6: Final answer
    x = 9,340.90

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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.