Home / 36,109.39-54,165.19-9,814.69

Finding the Fourth Proportional to 36,109.39, 54,165.19 and 9,814.69

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Solution

The fourth proportional to 36,109.39, 54,165.19 and 9,814.69 is: 14,722.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,109.39 : 54,165.19 = 9,814.69 : x
  2. Step 2: Convert to fraction form
    36,109.39/54,165.19 = 9,814.69/x
  3. Step 3: Cross multiply
    36,109.39x = 54,165.19 × 9,814.69
  4. Step 4: Simplify right side
    36,109.39x = 531,614,548.64
  5. Step 5: Solve for x
    x = 531,614,548.64/36,109.39
  6. Step 6: Final answer
    x = 14,722.34

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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.