Home / 33,646.38-46,432.01-18,742.38

Finding the Fourth Proportional to 33,646.38, 46,432.01 and 18,742.38

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Solution

The fourth proportional to 33,646.38, 46,432.01 and 18,742.38 is: 25,864.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,646.38 : 46,432.01 = 18,742.38 : x
  2. Step 2: Convert to fraction form
    33,646.38/46,432.01 = 18,742.38/x
  3. Step 3: Cross multiply
    33,646.38x = 46,432.01 × 18,742.38
  4. Step 4: Simplify right side
    33,646.38x = 870,246,375.58
  5. Step 5: Solve for x
    x = 870,246,375.58/33,646.38
  6. Step 6: Final answer
    x = 25,864.49

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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.