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Finding the Fourth Proportional to 36,551.20, 54,826.80 and 23,429.20

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Solution

The fourth proportional to 36,551.20, 54,826.80 and 23,429.20 is: 35,143.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,551.20 : 54,826.80 = 23,429.20 : x
  2. Step 2: Convert to fraction form
    36,551.20/54,826.80 = 23,429.20/x
  3. Step 3: Cross multiply
    36,551.20x = 54,826.80 × 23,429.20
  4. Step 4: Simplify right side
    36,551.20x = 1,284,548,062.56
  5. Step 5: Solve for x
    x = 1,284,548,062.56/36,551.20
  6. Step 6: Final answer
    x = 35,143.80

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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.