Home / 25,916.31-38,824.35-21,706.33

Finding the Fourth Proportional to 25,916.31, 38,824.35 and 21,706.33

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Solution

The fourth proportional to 25,916.31, 38,824.35 and 21,706.33 is: 32,517.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,916.31 : 38,824.35 = 21,706.33 : x
  2. Step 2: Convert to fraction form
    25,916.31/38,824.35 = 21,706.33/x
  3. Step 3: Cross multiply
    25,916.31x = 38,824.35 × 21,706.33
  4. Step 4: Simplify right side
    25,916.31x = 842,734,153.14
  5. Step 5: Solve for x
    x = 842,734,153.14/25,916.31
  6. Step 6: Final answer
    x = 32,517.52

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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.