Home / 29,976.86-44,964.56-7,790.16

Finding the Fourth Proportional to 29,976.86, 44,964.56 and 7,790.16

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Solution

The fourth proportional to 29,976.86, 44,964.56 and 7,790.16 is: 11,685.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,976.86 : 44,964.56 = 7,790.16 : x
  2. Step 2: Convert to fraction form
    29,976.86/44,964.56 = 7,790.16/x
  3. Step 3: Cross multiply
    29,976.86x = 44,964.56 × 7,790.16
  4. Step 4: Simplify right side
    29,976.86x = 350,281,116.73
  5. Step 5: Solve for x
    x = 350,281,116.73/29,976.86
  6. Step 6: Final answer
    x = 11,685.05

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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.