Home / 36,367.21-54,533.58-12,666.49

Finding the Fourth Proportional to 36,367.21, 54,533.58 and 12,666.49

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Solution

The fourth proportional to 36,367.21, 54,533.58 and 12,666.49 is: 18,993.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,367.21 : 54,533.58 = 12,666.49 : x
  2. Step 2: Convert to fraction form
    36,367.21/54,533.58 = 12,666.49/x
  3. Step 3: Cross multiply
    36,367.21x = 54,533.58 × 12,666.49
  4. Step 4: Simplify right side
    36,367.21x = 690,749,045.73
  5. Step 5: Solve for x
    x = 690,749,045.73/36,367.21
  6. Step 6: Final answer
    x = 18,993.73

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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.