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Finding the Fourth Proportional to 36,352.56, 54,528.72 and 11,728.56

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Solution

The fourth proportional to 36,352.56, 54,528.72 and 11,728.56 is: 17,592.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,352.56 : 54,528.72 = 11,728.56 : x
  2. Step 2: Convert to fraction form
    36,352.56/54,528.72 = 11,728.56/x
  3. Step 3: Cross multiply
    36,352.56x = 54,528.72 × 11,728.56
  4. Step 4: Simplify right side
    36,352.56x = 639,543,364.24
  5. Step 5: Solve for x
    x = 639,543,364.24/36,352.56
  6. Step 6: Final answer
    x = 17,592.80

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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.