Home / 36,182.17-49,935.09-20,869.32

Finding the Fourth Proportional to 36,182.17, 49,935.09 and 20,869.32

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Solution

The fourth proportional to 36,182.17, 49,935.09 and 20,869.32 is: 28,801.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,182.17 : 49,935.09 = 20,869.32 : x
  2. Step 2: Convert to fraction form
    36,182.17/49,935.09 = 20,869.32/x
  3. Step 3: Cross multiply
    36,182.17x = 49,935.09 × 20,869.32
  4. Step 4: Simplify right side
    36,182.17x = 1,042,111,372.44
  5. Step 5: Solve for x
    x = 1,042,111,372.44/36,182.17
  6. Step 6: Final answer
    x = 28,801.79

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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.