Home / 37,132.74-55,707.31-18,422.95

Finding the Fourth Proportional to 37,132.74, 55,707.31 and 18,422.95

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Solution

The fourth proportional to 37,132.74, 55,707.31 and 18,422.95 is: 27,638.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,132.74 : 55,707.31 = 18,422.95 : x
  2. Step 2: Convert to fraction form
    37,132.74/55,707.31 = 18,422.95/x
  3. Step 3: Cross multiply
    37,132.74x = 55,707.31 × 18,422.95
  4. Step 4: Simplify right side
    37,132.74x = 1,026,292,986.76
  5. Step 5: Solve for x
    x = 1,026,292,986.76/37,132.74
  6. Step 6: Final answer
    x = 27,638.49

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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.