Home / 17,553.23-24,223.34-9,999.87

Finding the Fourth Proportional to 17,553.23, 24,223.34 and 9,999.87

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Solution

The fourth proportional to 17,553.23, 24,223.34 and 9,999.87 is: 13,799.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,553.23 : 24,223.34 = 9,999.87 : x
  2. Step 2: Convert to fraction form
    17,553.23/24,223.34 = 9,999.87/x
  3. Step 3: Cross multiply
    17,553.23x = 24,223.34 × 9,999.87
  4. Step 4: Simplify right side
    17,553.23x = 242,230,200.97
  5. Step 5: Solve for x
    x = 242,230,200.97/17,553.23
  6. Step 6: Final answer
    x = 13,799.75

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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.