Home / 33,114.21-45,707.46-18,976.47

Finding the Fourth Proportional to 33,114.21, 45,707.46 and 18,976.47

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Solution

The fourth proportional to 33,114.21, 45,707.46 and 18,976.47 is: 26,193.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,114.21 : 45,707.46 = 18,976.47 : x
  2. Step 2: Convert to fraction form
    33,114.21/45,707.46 = 18,976.47/x
  3. Step 3: Cross multiply
    33,114.21x = 45,707.46 × 18,976.47
  4. Step 4: Simplify right side
    33,114.21x = 867,365,920.05
  5. Step 5: Solve for x
    x = 867,365,920.05/33,114.21
  6. Step 6: Final answer
    x = 26,193.17

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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.