Home / 36,298.64-54,453.73-12,613.43

Finding the Fourth Proportional to 36,298.64, 54,453.73 and 12,613.43

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Solution

The fourth proportional to 36,298.64, 54,453.73 and 12,613.43 is: 18,922.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,298.64 : 54,453.73 = 12,613.43 : x
  2. Step 2: Convert to fraction form
    36,298.64/54,453.73 = 12,613.43/x
  3. Step 3: Cross multiply
    36,298.64x = 54,453.73 × 12,613.43
  4. Step 4: Simplify right side
    36,298.64x = 686,848,311.59
  5. Step 5: Solve for x
    x = 686,848,311.59/36,298.64
  6. Step 6: Final answer
    x = 18,922.15

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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.