Home / 12,544.40-18,808.00-5,971.25

Finding the Fourth Proportional to 12,544.40, 18,808.00 and 5,971.25

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Solution

The fourth proportional to 12,544.40, 18,808.00 and 5,971.25 is: 8,952.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,544.40 : 18,808.00 = 5,971.25 : x
  2. Step 2: Convert to fraction form
    12,544.40/18,808.00 = 5,971.25/x
  3. Step 3: Cross multiply
    12,544.40x = 18,808.00 × 5,971.25
  4. Step 4: Simplify right side
    12,544.40x = 112,307,302.09
  5. Step 5: Solve for x
    x = 112,307,302.09/12,544.40
  6. Step 6: Final answer
    x = 8,952.78

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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.