Home / 39,094.82-53,950.54-21,189.36

Finding the Fourth Proportional to 39,094.82, 53,950.54 and 21,189.36

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Solution

The fourth proportional to 39,094.82, 53,950.54 and 21,189.36 is: 29,241.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,094.82 : 53,950.54 = 21,189.36 : x
  2. Step 2: Convert to fraction form
    39,094.82/53,950.54 = 21,189.36/x
  3. Step 3: Cross multiply
    39,094.82x = 53,950.54 × 21,189.36
  4. Step 4: Simplify right side
    39,094.82x = 1,143,177,308.31
  5. Step 5: Solve for x
    x = 1,143,177,308.31/39,094.82
  6. Step 6: Final answer
    x = 29,241.15

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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.