Home / 27,685.21-41,534.40-8,965.25

Finding the Fourth Proportional to 27,685.21, 41,534.40 and 8,965.25

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Solution

The fourth proportional to 27,685.21, 41,534.40 and 8,965.25 is: 13,450.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,685.21 : 41,534.40 = 8,965.25 : x
  2. Step 2: Convert to fraction form
    27,685.21/41,534.40 = 8,965.25/x
  3. Step 3: Cross multiply
    27,685.21x = 41,534.40 × 8,965.25
  4. Step 4: Simplify right side
    27,685.21x = 372,366,279.60
  5. Step 5: Solve for x
    x = 372,366,279.60/27,685.21
  6. Step 6: Final answer
    x = 13,450.01

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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.