Home / 37,574.22-51,851.79-20,806.86

Finding the Fourth Proportional to 37,574.22, 51,851.79 and 20,806.86

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Solution

The fourth proportional to 37,574.22, 51,851.79 and 20,806.86 is: 28,713.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,574.22 : 51,851.79 = 20,806.86 : x
  2. Step 2: Convert to fraction form
    37,574.22/51,851.79 = 20,806.86/x
  3. Step 3: Cross multiply
    37,574.22x = 51,851.79 × 20,806.86
  4. Step 4: Simplify right side
    37,574.22x = 1,078,872,935.28
  5. Step 5: Solve for x
    x = 1,078,872,935.28/37,574.22
  6. Step 6: Final answer
    x = 28,713.12

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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.