Home / 18,040.46-27,060.62-4,892.81

Finding the Fourth Proportional to 18,040.46, 27,060.62 and 4,892.81

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Solution

The fourth proportional to 18,040.46, 27,060.62 and 4,892.81 is: 7,339.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,040.46 : 27,060.62 = 4,892.81 : x
  2. Step 2: Convert to fraction form
    18,040.46/27,060.62 = 4,892.81/x
  3. Step 3: Cross multiply
    18,040.46x = 27,060.62 × 4,892.81
  4. Step 4: Simplify right side
    18,040.46x = 132,402,312.38
  5. Step 5: Solve for x
    x = 132,402,312.38/18,040.46
  6. Step 6: Final answer
    x = 7,339.19

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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.