Home / 33,223.13-45,847.58-18,115.75

Finding the Fourth Proportional to 33,223.13, 45,847.58 and 18,115.75

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Solution

The fourth proportional to 33,223.13, 45,847.58 and 18,115.75 is: 24,999.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,223.13 : 45,847.58 = 18,115.75 : x
  2. Step 2: Convert to fraction form
    33,223.13/45,847.58 = 18,115.75/x
  3. Step 3: Cross multiply
    33,223.13x = 45,847.58 × 18,115.75
  4. Step 4: Simplify right side
    33,223.13x = 830,563,297.39
  5. Step 5: Solve for x
    x = 830,563,297.39/33,223.13
  6. Step 6: Final answer
    x = 24,999.55

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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.