Home / 33,079.86-45,649.78-17,972.35

Finding the Fourth Proportional to 33,079.86, 45,649.78 and 17,972.35

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Solution

The fourth proportional to 33,079.86, 45,649.78 and 17,972.35 is: 24,801.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,079.86 : 45,649.78 = 17,972.35 : x
  2. Step 2: Convert to fraction form
    33,079.86/45,649.78 = 17,972.35/x
  3. Step 3: Cross multiply
    33,079.86x = 45,649.78 × 17,972.35
  4. Step 4: Simplify right side
    33,079.86x = 820,433,664.53
  5. Step 5: Solve for x
    x = 820,433,664.53/33,079.86
  6. Step 6: Final answer
    x = 24,801.61

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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.