Home / 29,234.97-40,344.26-15,806.23

Finding the Fourth Proportional to 29,234.97, 40,344.26 and 15,806.23

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Solution

The fourth proportional to 29,234.97, 40,344.26 and 15,806.23 is: 21,812.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,234.97 : 40,344.26 = 15,806.23 : x
  2. Step 2: Convert to fraction form
    29,234.97/40,344.26 = 15,806.23/x
  3. Step 3: Cross multiply
    29,234.97x = 40,344.26 × 15,806.23
  4. Step 4: Simplify right side
    29,234.97x = 637,690,532.12
  5. Step 5: Solve for x
    x = 637,690,532.12/29,234.97
  6. Step 6: Final answer
    x = 21,812.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.