Home / 52,076.58-78,096.03-18,787.69

Finding the Fourth Proportional to 52,076.58, 78,096.03 and 18,787.69

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Solution

The fourth proportional to 52,076.58, 78,096.03 and 18,787.69 is: 28,174.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,076.58 : 78,096.03 = 18,787.69 : x
  2. Step 2: Convert to fraction form
    52,076.58/78,096.03 = 18,787.69/x
  3. Step 3: Cross multiply
    52,076.58x = 78,096.03 × 18,787.69
  4. Step 4: Simplify right side
    52,076.58x = 1,467,244,001.87
  5. Step 5: Solve for x
    x = 1,467,244,001.87/52,076.58
  6. Step 6: Final answer
    x = 28,174.74

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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.