Home / 25,796.20-38,664.06-11,916.04

Finding the Fourth Proportional to 25,796.20, 38,664.06 and 11,916.04

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Solution

The fourth proportional to 25,796.20, 38,664.06 and 11,916.04 is: 17,860.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,796.20 : 38,664.06 = 11,916.04 : x
  2. Step 2: Convert to fraction form
    25,796.20/38,664.06 = 11,916.04/x
  3. Step 3: Cross multiply
    25,796.20x = 38,664.06 × 11,916.04
  4. Step 4: Simplify right side
    25,796.20x = 460,722,485.52
  5. Step 5: Solve for x
    x = 460,722,485.52/25,796.20
  6. Step 6: Final answer
    x = 17,860.09

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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.