Home / 27,422.22-37,840.59-15,483.90

Finding the Fourth Proportional to 27,422.22, 37,840.59 and 15,483.90

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Solution

The fourth proportional to 27,422.22, 37,840.59 and 15,483.90 is: 21,366.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,422.22 : 37,840.59 = 15,483.90 : x
  2. Step 2: Convert to fraction form
    27,422.22/37,840.59 = 15,483.90/x
  3. Step 3: Cross multiply
    27,422.22x = 37,840.59 × 15,483.90
  4. Step 4: Simplify right side
    27,422.22x = 585,919,911.50
  5. Step 5: Solve for x
    x = 585,919,911.50/27,422.22
  6. Step 6: Final answer
    x = 21,366.61

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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.