Home / 13,363.11-20,049.53-6,345.27

Finding the Fourth Proportional to 13,363.11, 20,049.53 and 6,345.27

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Solution

The fourth proportional to 13,363.11, 20,049.53 and 6,345.27 is: 9,520.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,363.11 : 20,049.53 = 6,345.27 : x
  2. Step 2: Convert to fraction form
    13,363.11/20,049.53 = 6,345.27/x
  3. Step 3: Cross multiply
    13,363.11x = 20,049.53 × 6,345.27
  4. Step 4: Simplify right side
    13,363.11x = 127,219,649.50
  5. Step 5: Solve for x
    x = 127,219,649.50/13,363.11
  6. Step 6: Final answer
    x = 9,520.21

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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.