Home / 37,830.20-56,745.30-11,534.90

Finding the Fourth Proportional to 37,830.20, 56,745.30 and 11,534.90

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Solution

The fourth proportional to 37,830.20, 56,745.30 and 11,534.90 is: 17,302.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,830.20 : 56,745.30 = 11,534.90 : x
  2. Step 2: Convert to fraction form
    37,830.20/56,745.30 = 11,534.90/x
  3. Step 3: Cross multiply
    37,830.20x = 56,745.30 × 11,534.90
  4. Step 4: Simplify right side
    37,830.20x = 654,551,360.97
  5. Step 5: Solve for x
    x = 654,551,360.97/37,830.20
  6. Step 6: Final answer
    x = 17,302.35

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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.