Home / 37,620.52-56,427.82-18,881.48

Finding the Fourth Proportional to 37,620.52, 56,427.82 and 18,881.48

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Solution

The fourth proportional to 37,620.52, 56,427.82 and 18,881.48 is: 28,320.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,620.52 : 56,427.82 = 18,881.48 : x
  2. Step 2: Convert to fraction form
    37,620.52/56,427.82 = 18,881.48/x
  3. Step 3: Cross multiply
    37,620.52x = 56,427.82 × 18,881.48
  4. Step 4: Simplify right side
    37,620.52x = 1,065,440,754.77
  5. Step 5: Solve for x
    x = 1,065,440,754.77/37,620.52
  6. Step 6: Final answer
    x = 28,320.73

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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.