Home / 38,161.40-52,664.10-22,243.28

Finding the Fourth Proportional to 38,161.40, 52,664.10 and 22,243.28

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Solution

The fourth proportional to 38,161.40, 52,664.10 and 22,243.28 is: 30,696.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,161.40 : 52,664.10 = 22,243.28 : x
  2. Step 2: Convert to fraction form
    38,161.40/52,664.10 = 22,243.28/x
  3. Step 3: Cross multiply
    38,161.40x = 52,664.10 × 22,243.28
  4. Step 4: Simplify right side
    38,161.40x = 1,171,422,322.25
  5. Step 5: Solve for x
    x = 1,171,422,322.25/38,161.40
  6. Step 6: Final answer
    x = 30,696.52

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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.