Home / 43,989.30-65,993.67-21,814.74

Finding the Fourth Proportional to 43,989.30, 65,993.67 and 21,814.74

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Solution

The fourth proportional to 43,989.30, 65,993.67 and 21,814.74 is: 32,726.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,989.30 : 65,993.67 = 21,814.74 : x
  2. Step 2: Convert to fraction form
    43,989.30/65,993.67 = 21,814.74/x
  3. Step 3: Cross multiply
    43,989.30x = 65,993.67 × 21,814.74
  4. Step 4: Simplify right side
    43,989.30x = 1,439,634,752.70
  5. Step 5: Solve for x
    x = 1,439,634,752.70/43,989.30
  6. Step 6: Final answer
    x = 32,726.93

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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.