Home / 39,191.01-54,090.48-22,196.19

Finding the Fourth Proportional to 39,191.01, 54,090.48 and 22,196.19

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Solution

The fourth proportional to 39,191.01, 54,090.48 and 22,196.19 is: 30,634.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,191.01 : 54,090.48 = 22,196.19 : x
  2. Step 2: Convert to fraction form
    39,191.01/54,090.48 = 22,196.19/x
  3. Step 3: Cross multiply
    39,191.01x = 54,090.48 × 22,196.19
  4. Step 4: Simplify right side
    39,191.01x = 1,200,602,571.27
  5. Step 5: Solve for x
    x = 1,200,602,571.27/39,191.01
  6. Step 6: Final answer
    x = 30,634.64

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.