Home / 37,718.42-56,584.53-12,419.37

Finding the Fourth Proportional to 37,718.42, 56,584.53 and 12,419.37

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Solution

The fourth proportional to 37,718.42, 56,584.53 and 12,419.37 is: 18,631.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,718.42 : 56,584.53 = 12,419.37 : x
  2. Step 2: Convert to fraction form
    37,718.42/56,584.53 = 12,419.37/x
  3. Step 3: Cross multiply
    37,718.42x = 56,584.53 × 12,419.37
  4. Step 4: Simplify right side
    37,718.42x = 702,744,214.35
  5. Step 5: Solve for x
    x = 702,744,214.35/37,718.42
  6. Step 6: Final answer
    x = 18,631.33

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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.