Home / 43,868.12-65,801.10-13,884.44

Finding the Fourth Proportional to 43,868.12, 65,801.10 and 13,884.44

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Solution

The fourth proportional to 43,868.12, 65,801.10 and 13,884.44 is: 20,826.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,868.12 : 65,801.10 = 13,884.44 : x
  2. Step 2: Convert to fraction form
    43,868.12/65,801.10 = 13,884.44/x
  3. Step 3: Cross multiply
    43,868.12x = 65,801.10 × 13,884.44
  4. Step 4: Simplify right side
    43,868.12x = 913,611,424.88
  5. Step 5: Solve for x
    x = 913,611,424.88/43,868.12
  6. Step 6: Final answer
    x = 20,826.32

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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.