Home / 35,787.24-49,386.84-19,873.20

Finding the Fourth Proportional to 35,787.24, 49,386.84 and 19,873.20

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Solution

The fourth proportional to 35,787.24, 49,386.84 and 19,873.20 is: 27,425.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,787.24 : 49,386.84 = 19,873.20 : x
  2. Step 2: Convert to fraction form
    35,787.24/49,386.84 = 19,873.20/x
  3. Step 3: Cross multiply
    35,787.24x = 49,386.84 × 19,873.20
  4. Step 4: Simplify right side
    35,787.24x = 981,474,548.69
  5. Step 5: Solve for x
    x = 981,474,548.69/35,787.24
  6. Step 6: Final answer
    x = 27,425.27

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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.