Home / 33,077.14-45,647.49-18,929.14

Finding the Fourth Proportional to 33,077.14, 45,647.49 and 18,929.14

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Solution

The fourth proportional to 33,077.14, 45,647.49 and 18,929.14 is: 26,122.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,077.14 : 45,647.49 = 18,929.14 : x
  2. Step 2: Convert to fraction form
    33,077.14/45,647.49 = 18,929.14/x
  3. Step 3: Cross multiply
    33,077.14x = 45,647.49 × 18,929.14
  4. Step 4: Simplify right side
    33,077.14x = 864,067,728.86
  5. Step 5: Solve for x
    x = 864,067,728.86/33,077.14
  6. Step 6: Final answer
    x = 26,122.81

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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.