Home / 13,960.59-20,937.78-4,097.22

Finding the Fourth Proportional to 13,960.59, 20,937.78 and 4,097.22

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Solution

The fourth proportional to 13,960.59, 20,937.78 and 4,097.22 is: 6,144.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,960.59 : 20,937.78 = 4,097.22 : x
  2. Step 2: Convert to fraction form
    13,960.59/20,937.78 = 4,097.22/x
  3. Step 3: Cross multiply
    13,960.59x = 20,937.78 × 4,097.22
  4. Step 4: Simplify right side
    13,960.59x = 85,786,690.97
  5. Step 5: Solve for x
    x = 85,786,690.97/13,960.59
  6. Step 6: Final answer
    x = 6,144.92

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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.