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Finding the Fourth Proportional to 49,626.76, 68,502.90 and 32,865.16

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Solution

The fourth proportional to 49,626.76, 68,502.90 and 32,865.16 is: 45,365.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,626.76 : 68,502.90 = 32,865.16 : x
  2. Step 2: Convert to fraction form
    49,626.76/68,502.90 = 32,865.16/x
  3. Step 3: Cross multiply
    49,626.76x = 68,502.90 × 32,865.16
  4. Step 4: Simplify right side
    49,626.76x = 2,251,358,768.96
  5. Step 5: Solve for x
    x = 2,251,358,768.96/49,626.76
  6. Step 6: Final answer
    x = 45,365.82

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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.