Home / 14,784.84-22,181.31-7,380.36

Finding the Fourth Proportional to 14,784.84, 22,181.31 and 7,380.36

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Solution

The fourth proportional to 14,784.84, 22,181.31 and 7,380.36 is: 11,072.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,784.84 : 22,181.31 = 7,380.36 : x
  2. Step 2: Convert to fraction form
    14,784.84/22,181.31 = 7,380.36/x
  3. Step 3: Cross multiply
    14,784.84x = 22,181.31 × 7,380.36
  4. Step 4: Simplify right side
    14,784.84x = 163,706,053.07
  5. Step 5: Solve for x
    x = 163,706,053.07/14,784.84
  6. Step 6: Final answer
    x = 11,072.56

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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.