Home / 19,850.15-29,775.29-6,702.90

Finding the Fourth Proportional to 19,850.15, 29,775.29 and 6,702.90

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Solution

The fourth proportional to 19,850.15, 29,775.29 and 6,702.90 is: 10,054.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,850.15 : 29,775.29 = 6,702.90 : x
  2. Step 2: Convert to fraction form
    19,850.15/29,775.29 = 6,702.90/x
  3. Step 3: Cross multiply
    19,850.15x = 29,775.29 × 6,702.90
  4. Step 4: Simplify right side
    19,850.15x = 199,580,757.83
  5. Step 5: Solve for x
    x = 199,580,757.83/19,850.15
  6. Step 6: Final answer
    x = 10,054.37

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1.5x scale

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.