Home / 13,201.63-18,217.56-7,233.17

Finding the Fourth Proportional to 13,201.63, 18,217.56 and 7,233.17

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Solution

The fourth proportional to 13,201.63, 18,217.56 and 7,233.17 is: 9,981.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,201.63 : 18,217.56 = 7,233.17 : x
  2. Step 2: Convert to fraction form
    13,201.63/18,217.56 = 7,233.17/x
  3. Step 3: Cross multiply
    13,201.63x = 18,217.56 × 7,233.17
  4. Step 4: Simplify right side
    13,201.63x = 131,770,757.53
  5. Step 5: Solve for x
    x = 131,770,757.53/13,201.63
  6. Step 6: Final answer
    x = 9,981.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.