Home / 13,338.94-19,997.18-6,314.88

Finding the Fourth Proportional to 13,338.94, 19,997.18 and 6,314.88

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Solution

The fourth proportional to 13,338.94, 19,997.18 and 6,314.88 is: 9,467.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,338.94 : 19,997.18 = 6,314.88 : x
  2. Step 2: Convert to fraction form
    13,338.94/19,997.18 = 6,314.88/x
  3. Step 3: Cross multiply
    13,338.94x = 19,997.18 × 6,314.88
  4. Step 4: Simplify right side
    13,338.94x = 126,279,792.04
  5. Step 5: Solve for x
    x = 126,279,792.04/13,338.94
  6. Step 6: Final answer
    x = 9,467.00

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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.