Home / 43,944.34-65,927.75-12,779.59

Finding the Fourth Proportional to 43,944.34, 65,927.75 and 12,779.59

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Solution

The fourth proportional to 43,944.34, 65,927.75 and 12,779.59 is: 19,172.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,944.34 : 65,927.75 = 12,779.59 : x
  2. Step 2: Convert to fraction form
    43,944.34/65,927.75 = 12,779.59/x
  3. Step 3: Cross multiply
    43,944.34x = 65,927.75 × 12,779.59
  4. Step 4: Simplify right side
    43,944.34x = 842,529,614.62
  5. Step 5: Solve for x
    x = 842,529,614.62/43,944.34
  6. Step 6: Final answer
    x = 19,172.65

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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.