Home / 33,107.03-45,688.20-17,999.66

Finding the Fourth Proportional to 33,107.03, 45,688.20 and 17,999.66

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Solution

The fourth proportional to 33,107.03, 45,688.20 and 17,999.66 is: 24,839.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,107.03 : 45,688.20 = 17,999.66 : x
  2. Step 2: Convert to fraction form
    33,107.03/45,688.20 = 17,999.66/x
  3. Step 3: Cross multiply
    33,107.03x = 45,688.20 × 17,999.66
  4. Step 4: Simplify right side
    33,107.03x = 822,372,066.01
  5. Step 5: Solve for x
    x = 822,372,066.01/33,107.03
  6. Step 6: Final answer
    x = 24,839.80

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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.