Home / 36,119.67-54,159.39-11,152.64

Finding the Fourth Proportional to 36,119.67, 54,159.39 and 11,152.64

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Solution

The fourth proportional to 36,119.67, 54,159.39 and 11,152.64 is: 16,722.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,119.67 : 54,159.39 = 11,152.64 : x
  2. Step 2: Convert to fraction form
    36,119.67/54,159.39 = 11,152.64/x
  3. Step 3: Cross multiply
    36,119.67x = 54,159.39 × 11,152.64
  4. Step 4: Simplify right side
    36,119.67x = 604,019,908.49
  5. Step 5: Solve for x
    x = 604,019,908.49/36,119.67
  6. Step 6: Final answer
    x = 16,722.74

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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.