Home / 23,911.29-35,839.23-21,143.37

Finding the Fourth Proportional to 23,911.29, 35,839.23 and 21,143.37

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Solution

The fourth proportional to 23,911.29, 35,839.23 and 21,143.37 is: 31,690.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,911.29 : 35,839.23 = 21,143.37 : x
  2. Step 2: Convert to fraction form
    23,911.29/35,839.23 = 21,143.37/x
  3. Step 3: Cross multiply
    23,911.29x = 35,839.23 × 21,143.37
  4. Step 4: Simplify right side
    23,911.29x = 757,762,100.41
  5. Step 5: Solve for x
    x = 757,762,100.41/23,911.29
  6. Step 6: Final answer
    x = 31,690.56

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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.