Home / 45,772.20-68,631.57-19,463.40

Finding the Fourth Proportional to 45,772.20, 68,631.57 and 19,463.40

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Solution

The fourth proportional to 45,772.20, 68,631.57 and 19,463.40 is: 29,183.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,772.20 : 68,631.57 = 19,463.40 : x
  2. Step 2: Convert to fraction form
    45,772.20/68,631.57 = 19,463.40/x
  3. Step 3: Cross multiply
    45,772.20x = 68,631.57 × 19,463.40
  4. Step 4: Simplify right side
    45,772.20x = 1,335,803,699.54
  5. Step 5: Solve for x
    x = 1,335,803,699.54/45,772.20
  6. Step 6: Final answer
    x = 29,183.73

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1.5x scale

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.