Home / 13,331.52-19,997.01-3,470.58

Finding the Fourth Proportional to 13,331.52, 19,997.01 and 3,470.58

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Solution

The fourth proportional to 13,331.52, 19,997.01 and 3,470.58 is: 5,205.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,331.52 : 19,997.01 = 3,470.58 : x
  2. Step 2: Convert to fraction form
    13,331.52/19,997.01 = 3,470.58/x
  3. Step 3: Cross multiply
    13,331.52x = 19,997.01 × 3,470.58
  4. Step 4: Simplify right side
    13,331.52x = 69,401,222.97
  5. Step 5: Solve for x
    x = 69,401,222.97/13,331.52
  6. Step 6: Final answer
    x = 5,205.80

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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.