Home / 27,215.85-40,717.67-23,857.44

Finding the Fourth Proportional to 27,215.85, 40,717.67 and 23,857.44

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Solution

The fourth proportional to 27,215.85, 40,717.67 and 23,857.44 is: 35,693.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,215.85 : 40,717.67 = 23,857.44 : x
  2. Step 2: Convert to fraction form
    27,215.85/40,717.67 = 23,857.44/x
  3. Step 3: Cross multiply
    27,215.85x = 40,717.67 × 23,857.44
  4. Step 4: Simplify right side
    27,215.85x = 971,419,180.86
  5. Step 5: Solve for x
    x = 971,419,180.86/27,215.85
  6. Step 6: Final answer
    x = 35,693.14

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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.