Home / 37,403.08-51,614.22-20,635

Finding the Fourth Proportional to 37,403.08, 51,614.22 and 20,635

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Solution

The fourth proportional to 37,403.08, 51,614.22 and 20,635 is: 28,475.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,403.08 : 51,614.22 = 20,635 : x
  2. Step 2: Convert to fraction form
    37,403.08/51,614.22 = 20,635/x
  3. Step 3: Cross multiply
    37,403.08x = 51,614.22 × 20,635
  4. Step 4: Simplify right side
    37,403.08x = 1,065,059,429.70
  5. Step 5: Solve for x
    x = 1,065,059,429.70/37,403.08
  6. Step 6: Final answer
    x = 28,475.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.