Home / 36,395.23-54,575.52-12,699.89

Finding the Fourth Proportional to 36,395.23, 54,575.52 and 12,699.89

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Solution

The fourth proportional to 36,395.23, 54,575.52 and 12,699.89 is: 19,043.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,395.23 : 54,575.52 = 12,699.89 : x
  2. Step 2: Convert to fraction form
    36,395.23/54,575.52 = 12,699.89/x
  3. Step 3: Cross multiply
    36,395.23x = 54,575.52 × 12,699.89
  4. Step 4: Simplify right side
    36,395.23x = 693,103,168.69
  5. Step 5: Solve for x
    x = 693,103,168.69/36,395.23
  6. Step 6: Final answer
    x = 19,043.79

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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.