Home / 45,787.44-63,172.32-25,641.60

Finding the Fourth Proportional to 45,787.44, 63,172.32 and 25,641.60

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Solution

The fourth proportional to 45,787.44, 63,172.32 and 25,641.60 is: 35,377.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,787.44 : 63,172.32 = 25,641.60 : x
  2. Step 2: Convert to fraction form
    45,787.44/63,172.32 = 25,641.60/x
  3. Step 3: Cross multiply
    45,787.44x = 63,172.32 × 25,641.60
  4. Step 4: Simplify right side
    45,787.44x = 1,619,839,360.51
  5. Step 5: Solve for x
    x = 1,619,839,360.51/45,787.44
  6. Step 6: Final answer
    x = 35,377.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.