Home / 39,097.67-53,953.33-21,192.29

Finding the Fourth Proportional to 39,097.67, 53,953.33 and 21,192.29

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Solution

The fourth proportional to 39,097.67, 53,953.33 and 21,192.29 is: 29,244.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,097.67 : 53,953.33 = 21,192.29 : x
  2. Step 2: Convert to fraction form
    39,097.67/53,953.33 = 21,192.29/x
  3. Step 3: Cross multiply
    39,097.67x = 53,953.33 × 21,192.29
  4. Step 4: Simplify right side
    39,097.67x = 1,143,394,473.14
  5. Step 5: Solve for x
    x = 1,143,394,473.14/39,097.67
  6. Step 6: Final answer
    x = 29,244.57

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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.