Home / 22,056.49-30,437.58-11,985.09

Finding the Fourth Proportional to 22,056.49, 30,437.58 and 11,985.09

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Solution

The fourth proportional to 22,056.49, 30,437.58 and 11,985.09 is: 16,539.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,056.49 : 30,437.58 = 11,985.09 : x
  2. Step 2: Convert to fraction form
    22,056.49/30,437.58 = 11,985.09/x
  3. Step 3: Cross multiply
    22,056.49x = 30,437.58 × 11,985.09
  4. Step 4: Simplify right side
    22,056.49x = 364,796,983.49
  5. Step 5: Solve for x
    x = 364,796,983.49/22,056.49
  6. Step 6: Final answer
    x = 16,539.21

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.