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Finding the Fourth Proportional to 48,963.74, 67,590.62 and 33,069.71

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Solution

The fourth proportional to 48,963.74, 67,590.62 and 33,069.71 is: 45,650.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,963.74 : 67,590.62 = 33,069.71 : x
  2. Step 2: Convert to fraction form
    48,963.74/67,590.62 = 33,069.71/x
  3. Step 3: Cross multiply
    48,963.74x = 67,590.62 × 33,069.71
  4. Step 4: Simplify right side
    48,963.74x = 2,235,202,453.77
  5. Step 5: Solve for x
    x = 2,235,202,453.77/48,963.74
  6. Step 6: Final answer
    x = 45,650.16

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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.