Home / 11,553.82-17,247.16-10,152.57

Finding the Fourth Proportional to 11,553.82, 17,247.16 and 10,152.57

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Solution

The fourth proportional to 11,553.82, 17,247.16 and 10,152.57 is: 15,155.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,553.82 : 17,247.16 = 10,152.57 : x
  2. Step 2: Convert to fraction form
    11,553.82/17,247.16 = 10,152.57/x
  3. Step 3: Cross multiply
    11,553.82x = 17,247.16 × 10,152.57
  4. Step 4: Simplify right side
    11,553.82x = 175,102,999.20
  5. Step 5: Solve for x
    x = 175,102,999.20/11,553.82
  6. Step 6: Final answer
    x = 15,155.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.