Home / 36,304.43-54,463.52-12,611.05

Finding the Fourth Proportional to 36,304.43, 54,463.52 and 12,611.05

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Solution

The fourth proportional to 36,304.43, 54,463.52 and 12,611.05 is: 18,918.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,304.43 : 54,463.52 = 12,611.05 : x
  2. Step 2: Convert to fraction form
    36,304.43/54,463.52 = 12,611.05/x
  3. Step 3: Cross multiply
    36,304.43x = 54,463.52 × 12,611.05
  4. Step 4: Simplify right side
    36,304.43x = 686,842,069.26
  5. Step 5: Solve for x
    x = 686,842,069.26/36,304.43
  6. Step 6: Final answer
    x = 18,918.96

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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.