Home / 29,292.00-40,423.01-15,863.21

Finding the Fourth Proportional to 29,292.00, 40,423.01 and 15,863.21

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Solution

The fourth proportional to 29,292.00, 40,423.01 and 15,863.21 is: 21,891.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,292.00 : 40,423.01 = 15,863.21 : x
  2. Step 2: Convert to fraction form
    29,292.00/40,423.01 = 15,863.21/x
  3. Step 3: Cross multiply
    29,292.00x = 40,423.01 × 15,863.21
  4. Step 4: Simplify right side
    29,292.00x = 641,238,566.62
  5. Step 5: Solve for x
    x = 641,238,566.62/29,292.00
  6. Step 6: Final answer
    x = 21,891.26

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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.