Home / 13,076.70-19,593.45-11,132.70

Finding the Fourth Proportional to 13,076.70, 19,593.45 and 11,132.70

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Solution

The fourth proportional to 13,076.70, 19,593.45 and 11,132.70 is: 16,680.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,076.70 : 19,593.45 = 11,132.70 : x
  2. Step 2: Convert to fraction form
    13,076.70/19,593.45 = 11,132.70/x
  3. Step 3: Cross multiply
    13,076.70x = 19,593.45 × 11,132.70
  4. Step 4: Simplify right side
    13,076.70x = 218,128,000.82
  5. Step 5: Solve for x
    x = 218,128,000.82/13,076.70
  6. Step 6: Final answer
    x = 16,680.66

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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.