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Finding the Fourth Proportional to 36,352.68, 54,529.02 and 11,392.72

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Solution

The fourth proportional to 36,352.68, 54,529.02 and 11,392.72 is: 17,089.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,352.68 : 54,529.02 = 11,392.72 : x
  2. Step 2: Convert to fraction form
    36,352.68/54,529.02 = 11,392.72/x
  3. Step 3: Cross multiply
    36,352.68x = 54,529.02 × 11,392.72
  4. Step 4: Simplify right side
    36,352.68x = 621,233,993.06
  5. Step 5: Solve for x
    x = 621,233,993.06/36,352.68
  6. Step 6: Final answer
    x = 17,089.08

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Double scale
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Similar ratio
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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.