Home / 13,552.43-20,318.60-6,433.14

Finding the Fourth Proportional to 13,552.43, 20,318.60 and 6,433.14

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Solution

The fourth proportional to 13,552.43, 20,318.60 and 6,433.14 is: 9,644.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,552.43 : 20,318.60 = 6,433.14 : x
  2. Step 2: Convert to fraction form
    13,552.43/20,318.60 = 6,433.14/x
  3. Step 3: Cross multiply
    13,552.43x = 20,318.60 × 6,433.14
  4. Step 4: Simplify right side
    13,552.43x = 130,712,366.24
  5. Step 5: Solve for x
    x = 130,712,366.24/13,552.43
  6. Step 6: Final answer
    x = 9,644.94

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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.