Home / 39,369.44-54,316.27-27,428.42

Finding the Fourth Proportional to 39,369.44, 54,316.27 and 27,428.42

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Solution

The fourth proportional to 39,369.44, 54,316.27 and 27,428.42 is: 37,841.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,369.44 : 54,316.27 = 27,428.42 : x
  2. Step 2: Convert to fraction form
    39,369.44/54,316.27 = 27,428.42/x
  3. Step 3: Cross multiply
    39,369.44x = 54,316.27 × 27,428.42
  4. Step 4: Simplify right side
    39,369.44x = 1,489,809,636.47
  5. Step 5: Solve for x
    x = 1,489,809,636.47/39,369.44
  6. Step 6: Final answer
    x = 37,841.78

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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.