Home / 33,619-46,397.10-18,717.88

Finding the Fourth Proportional to 33,619, 46,397.10 and 18,717.88

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Solution

The fourth proportional to 33,619, 46,397.10 and 18,717.88 is: 25,832.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,619 : 46,397.10 = 18,717.88 : x
  2. Step 2: Convert to fraction form
    33,619/46,397.10 = 18,717.88/x
  3. Step 3: Cross multiply
    33,619x = 46,397.10 × 18,717.88
  4. Step 4: Simplify right side
    33,619x = 868,455,350.15
  5. Step 5: Solve for x
    x = 868,455,350.15/33,619
  6. Step 6: Final answer
    x = 25,832.28

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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.