Home / 40,433.92-55,773.44-27,836.80

Finding the Fourth Proportional to 40,433.92, 55,773.44 and 27,836.80

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Solution

The fourth proportional to 40,433.92, 55,773.44 and 27,836.80 is: 38,397.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,433.92 : 55,773.44 = 27,836.80 : x
  2. Step 2: Convert to fraction form
    40,433.92/55,773.44 = 27,836.80/x
  3. Step 3: Cross multiply
    40,433.92x = 55,773.44 × 27,836.80
  4. Step 4: Simplify right side
    40,433.92x = 1,552,554,094.59
  5. Step 5: Solve for x
    x = 1,552,554,094.59/40,433.92
  6. Step 6: Final answer
    x = 38,397.32

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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.