Home / 25,913.72-38,862.38-17,195

Finding the Fourth Proportional to 25,913.72, 38,862.38 and 17,195

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Solution

The fourth proportional to 25,913.72, 38,862.38 and 17,195 is: 25,787.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,913.72 : 38,862.38 = 17,195 : x
  2. Step 2: Convert to fraction form
    25,913.72/38,862.38 = 17,195/x
  3. Step 3: Cross multiply
    25,913.72x = 38,862.38 × 17,195
  4. Step 4: Simplify right side
    25,913.72x = 668,238,624.10
  5. Step 5: Solve for x
    x = 668,238,624.10/25,913.72
  6. Step 6: Final answer
    x = 25,787.06

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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.