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Finding the Fourth Proportional to 36,980.54, 51,091.05 and 35,159.84

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Solution

The fourth proportional to 36,980.54, 51,091.05 and 35,159.84 is: 48,575.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,980.54 : 51,091.05 = 35,159.84 : x
  2. Step 2: Convert to fraction form
    36,980.54/51,091.05 = 35,159.84/x
  3. Step 3: Cross multiply
    36,980.54x = 51,091.05 × 35,159.84
  4. Step 4: Simplify right side
    36,980.54x = 1,796,353,143.43
  5. Step 5: Solve for x
    x = 1,796,353,143.43/36,980.54
  6. Step 6: Final answer
    x = 48,575.63

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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.