Home / 25,846.56-38,738.56-11,787.34

Finding the Fourth Proportional to 25,846.56, 38,738.56 and 11,787.34

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Solution

The fourth proportional to 25,846.56, 38,738.56 and 11,787.34 is: 17,666.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,846.56 : 38,738.56 = 11,787.34 : x
  2. Step 2: Convert to fraction form
    25,846.56/38,738.56 = 11,787.34/x
  3. Step 3: Cross multiply
    25,846.56x = 38,738.56 × 11,787.34
  4. Step 4: Simplify right side
    25,846.56x = 456,624,577.83
  5. Step 5: Solve for x
    x = 456,624,577.83/25,846.56
  6. Step 6: Final answer
    x = 17,666.74

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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.