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Finding the Fourth Proportional to 36,454.40, 54,739.20 and 26,662.40

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Solution

The fourth proportional to 36,454.40, 54,739.20 and 26,662.40 is: 40,035.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,454.40 : 54,739.20 = 26,662.40 : x
  2. Step 2: Convert to fraction form
    36,454.40/54,739.20 = 26,662.40/x
  3. Step 3: Cross multiply
    36,454.40x = 54,739.20 × 26,662.40
  4. Step 4: Simplify right side
    36,454.40x = 1,459,478,446.08
  5. Step 5: Solve for x
    x = 1,459,478,446.08/36,454.40
  6. Step 6: Final answer
    x = 40,035.73

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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.