Home / 13,971.62-20,960.01-4,612.29

Finding the Fourth Proportional to 13,971.62, 20,960.01 and 4,612.29

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Solution

The fourth proportional to 13,971.62, 20,960.01 and 4,612.29 is: 6,919.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,971.62 : 20,960.01 = 4,612.29 : x
  2. Step 2: Convert to fraction form
    13,971.62/20,960.01 = 4,612.29/x
  3. Step 3: Cross multiply
    13,971.62x = 20,960.01 × 4,612.29
  4. Step 4: Simplify right side
    13,971.62x = 96,673,539.72
  5. Step 5: Solve for x
    x = 96,673,539.72/13,971.62
  6. Step 6: Final answer
    x = 6,919.28

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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.