Home / 48,678.46-73,011.21-30,963.76

Finding the Fourth Proportional to 48,678.46, 73,011.21 and 30,963.76

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Solution

The fourth proportional to 48,678.46, 73,011.21 and 30,963.76 is: 46,441.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,678.46 : 73,011.21 = 30,963.76 : x
  2. Step 2: Convert to fraction form
    48,678.46/73,011.21 = 30,963.76/x
  3. Step 3: Cross multiply
    48,678.46x = 73,011.21 × 30,963.76
  4. Step 4: Simplify right side
    48,678.46x = 2,260,701,583.75
  5. Step 5: Solve for x
    x = 2,260,701,583.75/48,678.46
  6. Step 6: Final answer
    x = 46,441.52

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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.