Home / 43,989.31-65,993.30-14,404.96

Finding the Fourth Proportional to 43,989.31, 65,993.30 and 14,404.96

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Solution

The fourth proportional to 43,989.31, 65,993.30 and 14,404.96 is: 21,610.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,989.31 : 65,993.30 = 14,404.96 : x
  2. Step 2: Convert to fraction form
    43,989.31/65,993.30 = 14,404.96/x
  3. Step 3: Cross multiply
    43,989.31x = 65,993.30 × 14,404.96
  4. Step 4: Simplify right side
    43,989.31x = 950,630,846.77
  5. Step 5: Solve for x
    x = 950,630,846.77/43,989.31
  6. Step 6: Final answer
    x = 21,610.50

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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.