Home / 18,084.63-27,123.30-4,937.93

Finding the Fourth Proportional to 18,084.63, 27,123.30 and 4,937.93

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Solution

The fourth proportional to 18,084.63, 27,123.30 and 4,937.93 is: 7,405.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,084.63 : 27,123.30 = 4,937.93 : x
  2. Step 2: Convert to fraction form
    18,084.63/27,123.30 = 4,937.93/x
  3. Step 3: Cross multiply
    18,084.63x = 27,123.30 × 4,937.93
  4. Step 4: Simplify right side
    18,084.63x = 133,932,821.15
  5. Step 5: Solve for x
    x = 133,932,821.15/18,084.63
  6. Step 6: Final answer
    x = 7,405.89

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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.