Home / 18,111.04-27,166.65-4,963.30

Finding the Fourth Proportional to 18,111.04, 27,166.65 and 4,963.30

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Solution

The fourth proportional to 18,111.04, 27,166.65 and 4,963.30 is: 7,444.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,111.04 : 27,166.65 = 4,963.30 : x
  2. Step 2: Convert to fraction form
    18,111.04/27,166.65 = 4,963.30/x
  3. Step 3: Cross multiply
    18,111.04x = 27,166.65 × 4,963.30
  4. Step 4: Simplify right side
    18,111.04x = 134,836,233.95
  5. Step 5: Solve for x
    x = 134,836,233.95/18,111.04
  6. Step 6: Final answer
    x = 7,444.97

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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.