Home / 13,339.04-19,997.70-5,553.68

Finding the Fourth Proportional to 13,339.04, 19,997.70 and 5,553.68

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Solution

The fourth proportional to 13,339.04, 19,997.70 and 5,553.68 is: 8,326.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,339.04 : 19,997.70 = 5,553.68 : x
  2. Step 2: Convert to fraction form
    13,339.04/19,997.70 = 5,553.68/x
  3. Step 3: Cross multiply
    13,339.04x = 19,997.70 × 5,553.68
  4. Step 4: Simplify right side
    13,339.04x = 111,060,826.54
  5. Step 5: Solve for x
    x = 111,060,826.54/13,339.04
  6. Step 6: Final answer
    x = 8,326.00

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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.