Home / 35,958.21-53,961.31-12,584.65

Finding the Fourth Proportional to 35,958.21, 53,961.31 and 12,584.65

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Solution

The fourth proportional to 35,958.21, 53,961.31 and 12,584.65 is: 18,885.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,958.21 : 53,961.31 = 12,584.65 : x
  2. Step 2: Convert to fraction form
    35,958.21/53,961.31 = 12,584.65/x
  3. Step 3: Cross multiply
    35,958.21x = 53,961.31 × 12,584.65
  4. Step 4: Simplify right side
    35,958.21x = 679,084,199.89
  5. Step 5: Solve for x
    x = 679,084,199.89/35,958.21
  6. Step 6: Final answer
    x = 18,885.37

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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.