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Finding the Fourth Proportional to 36,713.22, 55,069.88 and 9,011.22

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Solution

The fourth proportional to 36,713.22, 55,069.88 and 9,011.22 is: 13,516.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,713.22 : 55,069.88 = 9,011.22 : x
  2. Step 2: Convert to fraction form
    36,713.22/55,069.88 = 9,011.22/x
  3. Step 3: Cross multiply
    36,713.22x = 55,069.88 × 9,011.22
  4. Step 4: Simplify right side
    36,713.22x = 496,246,804.05
  5. Step 5: Solve for x
    x = 496,246,804.05/36,713.22
  6. Step 6: Final answer
    x = 13,516.84

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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.