Home / 37,314.26-55,971.40-12,347.60

Finding the Fourth Proportional to 37,314.26, 55,971.40 and 12,347.60

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Solution

The fourth proportional to 37,314.26, 55,971.40 and 12,347.60 is: 18,521.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,314.26 : 55,971.40 = 12,347.60 : x
  2. Step 2: Convert to fraction form
    37,314.26/55,971.40 = 12,347.60/x
  3. Step 3: Cross multiply
    37,314.26x = 55,971.40 × 12,347.60
  4. Step 4: Simplify right side
    37,314.26x = 691,112,458.64
  5. Step 5: Solve for x
    x = 691,112,458.64/37,314.26
  6. Step 6: Final answer
    x = 18,521.40

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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.