Home / 29,705.82-40,992.78-17,762.10

Finding the Fourth Proportional to 29,705.82, 40,992.78 and 17,762.10

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Solution

The fourth proportional to 29,705.82, 40,992.78 and 17,762.10 is: 24,510.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,705.82 : 40,992.78 = 17,762.10 : x
  2. Step 2: Convert to fraction form
    29,705.82/40,992.78 = 17,762.10/x
  3. Step 3: Cross multiply
    29,705.82x = 40,992.78 × 17,762.10
  4. Step 4: Simplify right side
    29,705.82x = 728,117,857.64
  5. Step 5: Solve for x
    x = 728,117,857.64/29,705.82
  6. Step 6: Final answer
    x = 24,510.95

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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.