Home / 26,935.14-40,409.66-12,906.00

Finding the Fourth Proportional to 26,935.14, 40,409.66 and 12,906.00

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Solution

The fourth proportional to 26,935.14, 40,409.66 and 12,906.00 is: 19,362.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,935.14 : 40,409.66 = 12,906.00 : x
  2. Step 2: Convert to fraction form
    26,935.14/40,409.66 = 12,906.00/x
  3. Step 3: Cross multiply
    26,935.14x = 40,409.66 × 12,906.00
  4. Step 4: Simplify right side
    26,935.14x = 521,526,952.69
  5. Step 5: Solve for x
    x = 521,526,952.69/26,935.14
  6. Step 6: Final answer
    x = 19,362.32

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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.