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Finding the Fourth Proportional to 36,035.70, 54,050.30 and 25,550.70

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Solution

The fourth proportional to 36,035.70, 54,050.30 and 25,550.70 is: 38,323.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,035.70 : 54,050.30 = 25,550.70 : x
  2. Step 2: Convert to fraction form
    36,035.70/54,050.30 = 25,550.70/x
  3. Step 3: Cross multiply
    36,035.70x = 54,050.30 × 25,550.70
  4. Step 4: Simplify right side
    36,035.70x = 1,381,023,000.21
  5. Step 5: Solve for x
    x = 1,381,023,000.21/36,035.70
  6. Step 6: Final answer
    x = 38,323.75

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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.