Home / 43,967.40-65,933.73-13,970.85

Finding the Fourth Proportional to 43,967.40, 65,933.73 and 13,970.85

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Solution

The fourth proportional to 43,967.40, 65,933.73 and 13,970.85 is: 20,950.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,967.40 : 65,933.73 = 13,970.85 : x
  2. Step 2: Convert to fraction form
    43,967.40/65,933.73 = 13,970.85/x
  3. Step 3: Cross multiply
    43,967.40x = 65,933.73 × 13,970.85
  4. Step 4: Simplify right side
    43,967.40x = 921,150,251.77
  5. Step 5: Solve for x
    x = 921,150,251.77/43,967.40
  6. Step 6: Final answer
    x = 20,950.76

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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.