Home / 33,009.12-45,489.60-23,561.28

Finding the Fourth Proportional to 33,009.12, 45,489.60 and 23,561.28

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Solution

The fourth proportional to 33,009.12, 45,489.60 and 23,561.28 is: 32,469.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,009.12 : 45,489.60 = 23,561.28 : x
  2. Step 2: Convert to fraction form
    33,009.12/45,489.60 = 23,561.28/x
  3. Step 3: Cross multiply
    33,009.12x = 45,489.60 × 23,561.28
  4. Step 4: Simplify right side
    33,009.12x = 1,071,793,202.69
  5. Step 5: Solve for x
    x = 1,071,793,202.69/33,009.12
  6. Step 6: Final answer
    x = 32,469.61

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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.