Home / 36,109.55-54,164.16-9,814.25

Finding the Fourth Proportional to 36,109.55, 54,164.16 and 9,814.25

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Solution

The fourth proportional to 36,109.55, 54,164.16 and 9,814.25 is: 14,721.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,109.55 : 54,164.16 = 9,814.25 : x
  2. Step 2: Convert to fraction form
    36,109.55/54,164.16 = 9,814.25/x
  3. Step 3: Cross multiply
    36,109.55x = 54,164.16 × 9,814.25
  4. Step 4: Simplify right side
    36,109.55x = 531,580,607.28
  5. Step 5: Solve for x
    x = 531,580,607.28/36,109.55
  6. Step 6: Final answer
    x = 14,721.33

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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.