Home / 36,076.79-54,121.10-11,116.28

Finding the Fourth Proportional to 36,076.79, 54,121.10 and 11,116.28

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Solution

The fourth proportional to 36,076.79, 54,121.10 and 11,116.28 is: 16,676.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,076.79 : 54,121.10 = 11,116.28 : x
  2. Step 2: Convert to fraction form
    36,076.79/54,121.10 = 11,116.28/x
  3. Step 3: Cross multiply
    36,076.79x = 54,121.10 × 11,116.28
  4. Step 4: Simplify right side
    36,076.79x = 601,624,975.32
  5. Step 5: Solve for x
    x = 601,624,975.32/36,076.79
  6. Step 6: Final answer
    x = 16,676.24

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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.