Home / 39,276.72-54,265.37-27,393.11

Finding the Fourth Proportional to 39,276.72, 54,265.37 and 27,393.11

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Solution

The fourth proportional to 39,276.72, 54,265.37 and 27,393.11 is: 37,846.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,276.72 : 54,265.37 = 27,393.11 : x
  2. Step 2: Convert to fraction form
    39,276.72/54,265.37 = 27,393.11/x
  3. Step 3: Cross multiply
    39,276.72x = 54,265.37 × 27,393.11
  4. Step 4: Simplify right side
    39,276.72x = 1,486,497,274.47
  5. Step 5: Solve for x
    x = 1,486,497,274.47/39,276.72
  6. Step 6: Final answer
    x = 37,846.77

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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.