Home / 30,604.64-45,906.96-9,842.72

Finding the Fourth Proportional to 30,604.64, 45,906.96 and 9,842.72

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Solution

The fourth proportional to 30,604.64, 45,906.96 and 9,842.72 is: 14,764.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,604.64 : 45,906.96 = 9,842.72 : x
  2. Step 2: Convert to fraction form
    30,604.64/45,906.96 = 9,842.72/x
  3. Step 3: Cross multiply
    30,604.64x = 45,906.96 × 9,842.72
  4. Step 4: Simplify right side
    30,604.64x = 451,849,353.33
  5. Step 5: Solve for x
    x = 451,849,353.33/30,604.64
  6. Step 6: Final answer
    x = 14,764.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.