Home / 25,908.40-38,863.23-19,376.07

Finding the Fourth Proportional to 25,908.40, 38,863.23 and 19,376.07

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Solution

The fourth proportional to 25,908.40, 38,863.23 and 19,376.07 is: 29,064.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,908.40 : 38,863.23 = 19,376.07 : x
  2. Step 2: Convert to fraction form
    25,908.40/38,863.23 = 19,376.07/x
  3. Step 3: Cross multiply
    25,908.40x = 38,863.23 × 19,376.07
  4. Step 4: Simplify right side
    25,908.40x = 753,016,664.91
  5. Step 5: Solve for x
    x = 753,016,664.91/25,908.40
  6. Step 6: Final answer
    x = 29,064.58

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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.