Home / 30,309.86-41,827.56-16,882.29

Finding the Fourth Proportional to 30,309.86, 41,827.56 and 16,882.29

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Solution

The fourth proportional to 30,309.86, 41,827.56 and 16,882.29 is: 23,297.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,309.86 : 41,827.56 = 16,882.29 : x
  2. Step 2: Convert to fraction form
    30,309.86/41,827.56 = 16,882.29/x
  3. Step 3: Cross multiply
    30,309.86x = 41,827.56 × 16,882.29
  4. Step 4: Simplify right side
    30,309.86x = 706,145,077.05
  5. Step 5: Solve for x
    x = 706,145,077.05/30,309.86
  6. Step 6: Final answer
    x = 23,297.53

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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.