Home / 22,140.06-30,553.32-12,068.58

Finding the Fourth Proportional to 22,140.06, 30,553.32 and 12,068.58

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Solution

The fourth proportional to 22,140.06, 30,553.32 and 12,068.58 is: 16,654.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,140.06 : 30,553.32 = 12,068.58 : x
  2. Step 2: Convert to fraction form
    22,140.06/30,553.32 = 12,068.58/x
  3. Step 3: Cross multiply
    22,140.06x = 30,553.32 × 12,068.58
  4. Step 4: Simplify right side
    22,140.06x = 368,735,186.69
  5. Step 5: Solve for x
    x = 368,735,186.69/22,140.06
  6. Step 6: Final answer
    x = 16,654.66

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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.