Home / 11,188.16-16,710.69-10,132.44

Finding the Fourth Proportional to 11,188.16, 16,710.69 and 10,132.44

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Solution

The fourth proportional to 11,188.16, 16,710.69 and 10,132.44 is: 15,133.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,188.16 : 16,710.69 = 10,132.44 : x
  2. Step 2: Convert to fraction form
    11,188.16/16,710.69 = 10,132.44/x
  3. Step 3: Cross multiply
    11,188.16x = 16,710.69 × 10,132.44
  4. Step 4: Simplify right side
    11,188.16x = 169,320,063.78
  5. Step 5: Solve for x
    x = 169,320,063.78/11,188.16
  6. Step 6: Final answer
    x = 15,133.86

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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.