Home / 38,107.37-57,127.02-19,376.93

Finding the Fourth Proportional to 38,107.37, 57,127.02 and 19,376.93

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Solution

The fourth proportional to 38,107.37, 57,127.02 and 19,376.93 is: 29,048.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,107.37 : 57,127.02 = 19,376.93 : x
  2. Step 2: Convert to fraction form
    38,107.37/57,127.02 = 19,376.93/x
  3. Step 3: Cross multiply
    38,107.37x = 57,127.02 × 19,376.93
  4. Step 4: Simplify right side
    38,107.37x = 1,106,945,982.01
  5. Step 5: Solve for x
    x = 1,106,945,982.01/38,107.37
  6. Step 6: Final answer
    x = 29,048.09

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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.