Home / 13,006.20-19,502.10-4,236.60

Finding the Fourth Proportional to 13,006.20, 19,502.10 and 4,236.60

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Solution

The fourth proportional to 13,006.20, 19,502.10 and 4,236.60 is: 6,352.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,006.20 : 19,502.10 = 4,236.60 : x
  2. Step 2: Convert to fraction form
    13,006.20/19,502.10 = 4,236.60/x
  3. Step 3: Cross multiply
    13,006.20x = 19,502.10 × 4,236.60
  4. Step 4: Simplify right side
    13,006.20x = 82,622,596.86
  5. Step 5: Solve for x
    x = 82,622,596.86/13,006.20
  6. Step 6: Final answer
    x = 6,352.55

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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.