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Finding the Fourth Proportional to 36,630.64, 54,906.80 and 26,210.80

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Solution

The fourth proportional to 36,630.64, 54,906.80 and 26,210.80 is: 39,288.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,630.64 : 54,906.80 = 26,210.80 : x
  2. Step 2: Convert to fraction form
    36,630.64/54,906.80 = 26,210.80/x
  3. Step 3: Cross multiply
    36,630.64x = 54,906.80 × 26,210.80
  4. Step 4: Simplify right side
    36,630.64x = 1,439,151,153.44
  5. Step 5: Solve for x
    x = 1,439,151,153.44/36,630.64
  6. Step 6: Final answer
    x = 39,288.18

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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.