Home / 12,705.48-19,052.94-4,806.62

Finding the Fourth Proportional to 12,705.48, 19,052.94 and 4,806.62

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Solution

The fourth proportional to 12,705.48, 19,052.94 and 4,806.62 is: 7,207.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,705.48 : 19,052.94 = 4,806.62 : x
  2. Step 2: Convert to fraction form
    12,705.48/19,052.94 = 4,806.62/x
  3. Step 3: Cross multiply
    12,705.48x = 19,052.94 × 4,806.62
  4. Step 4: Simplify right side
    12,705.48x = 91,580,242.46
  5. Step 5: Solve for x
    x = 91,580,242.46/12,705.48
  6. Step 6: Final answer
    x = 7,207.93

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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.