Home / 45,787.93-68,626.44-19,437.34

Finding the Fourth Proportional to 45,787.93, 68,626.44 and 19,437.34

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Solution

The fourth proportional to 45,787.93, 68,626.44 and 19,437.34 is: 29,132.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,787.93 : 68,626.44 = 19,437.34 : x
  2. Step 2: Convert to fraction form
    45,787.93/68,626.44 = 19,437.34/x
  3. Step 3: Cross multiply
    45,787.93x = 68,626.44 × 19,437.34
  4. Step 4: Simplify right side
    45,787.93x = 1,333,915,447.27
  5. Step 5: Solve for x
    x = 1,333,915,447.27/45,787.93
  6. Step 6: Final answer
    x = 29,132.47

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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.