Home / 12,647.95-18,971.21-6,054.14

Finding the Fourth Proportional to 12,647.95, 18,971.21 and 6,054.14

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Solution

The fourth proportional to 12,647.95, 18,971.21 and 6,054.14 is: 9,080.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,647.95 : 18,971.21 = 6,054.14 : x
  2. Step 2: Convert to fraction form
    12,647.95/18,971.21 = 6,054.14/x
  3. Step 3: Cross multiply
    12,647.95x = 18,971.21 × 6,054.14
  4. Step 4: Simplify right side
    12,647.95x = 114,854,423.87
  5. Step 5: Solve for x
    x = 114,854,423.87/12,647.95
  6. Step 6: Final answer
    x = 9,080.87

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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.