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Finding the Fourth Proportional to 36,297.42, 54,436.41 and 9,995.91

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Solution

The fourth proportional to 36,297.42, 54,436.41 and 9,995.91 is: 14,991.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,297.42 : 54,436.41 = 9,995.91 : x
  2. Step 2: Convert to fraction form
    36,297.42/54,436.41 = 9,995.91/x
  3. Step 3: Cross multiply
    36,297.42x = 54,436.41 × 9,995.91
  4. Step 4: Simplify right side
    36,297.42x = 544,141,455.08
  5. Step 5: Solve for x
    x = 544,141,455.08/36,297.42
  6. Step 6: Final answer
    x = 14,991.19

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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.