Home / 32,883.28-45,415.56-30,394.96

Finding the Fourth Proportional to 32,883.28, 45,415.56 and 30,394.96

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Solution

The fourth proportional to 32,883.28, 45,415.56 and 30,394.96 is: 41,978.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,883.28 : 45,415.56 = 30,394.96 : x
  2. Step 2: Convert to fraction form
    32,883.28/45,415.56 = 30,394.96/x
  3. Step 3: Cross multiply
    32,883.28x = 45,415.56 × 30,394.96
  4. Step 4: Simplify right side
    32,883.28x = 1,380,404,129.58
  5. Step 5: Solve for x
    x = 1,380,404,129.58/32,883.28
  6. Step 6: Final answer
    x = 41,978.91

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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.