Home / 27,739.89-41,609.85-9,271.89

Finding the Fourth Proportional to 27,739.89, 41,609.85 and 9,271.89

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Solution

The fourth proportional to 27,739.89, 41,609.85 and 9,271.89 is: 13,907.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,739.89 : 41,609.85 = 9,271.89 : x
  2. Step 2: Convert to fraction form
    27,739.89/41,609.85 = 9,271.89/x
  3. Step 3: Cross multiply
    27,739.89x = 41,609.85 × 9,271.89
  4. Step 4: Simplify right side
    27,739.89x = 385,801,952.12
  5. Step 5: Solve for x
    x = 385,801,952.12/27,739.89
  6. Step 6: Final answer
    x = 13,907.84

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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.