Home / 36,787.87-55,216.46-19,270

Finding the Fourth Proportional to 36,787.87, 55,216.46 and 19,270

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Solution

The fourth proportional to 36,787.87, 55,216.46 and 19,270 is: 28,923.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,787.87 : 55,216.46 = 19,270 : x
  2. Step 2: Convert to fraction form
    36,787.87/55,216.46 = 19,270/x
  3. Step 3: Cross multiply
    36,787.87x = 55,216.46 × 19,270
  4. Step 4: Simplify right side
    36,787.87x = 1,064,021,184.20
  5. Step 5: Solve for x
    x = 1,064,021,184.20/36,787.87
  6. Step 6: Final answer
    x = 28,923.15

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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.