Home / 27,212.67-40,809.26-9,679.01

Finding the Fourth Proportional to 27,212.67, 40,809.26 and 9,679.01

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Solution

The fourth proportional to 27,212.67, 40,809.26 and 9,679.01 is: 14,515.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,212.67 : 40,809.26 = 9,679.01 : x
  2. Step 2: Convert to fraction form
    27,212.67/40,809.26 = 9,679.01/x
  3. Step 3: Cross multiply
    27,212.67x = 40,809.26 × 9,679.01
  4. Step 4: Simplify right side
    27,212.67x = 394,992,983.19
  5. Step 5: Solve for x
    x = 394,992,983.19/27,212.67
  6. Step 6: Final answer
    x = 14,515.04

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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.