Home / 30,301.25-41,818.97-17,736.53

Finding the Fourth Proportional to 30,301.25, 41,818.97 and 17,736.53

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Solution

The fourth proportional to 30,301.25, 41,818.97 and 17,736.53 is: 24,478.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,301.25 : 41,818.97 = 17,736.53 : x
  2. Step 2: Convert to fraction form
    30,301.25/41,818.97 = 17,736.53/x
  3. Step 3: Cross multiply
    30,301.25x = 41,818.97 × 17,736.53
  4. Step 4: Simplify right side
    30,301.25x = 741,723,415.97
  5. Step 5: Solve for x
    x = 741,723,415.97/30,301.25
  6. Step 6: Final answer
    x = 24,478.31

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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.