Home / 43,193.73-64,809.32-21,026.37

Finding the Fourth Proportional to 43,193.73, 64,809.32 and 21,026.37

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Solution

The fourth proportional to 43,193.73, 64,809.32 and 21,026.37 is: 31,548.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,193.73 : 64,809.32 = 21,026.37 : x
  2. Step 2: Convert to fraction form
    43,193.73/64,809.32 = 21,026.37/x
  3. Step 3: Cross multiply
    43,193.73x = 64,809.32 × 21,026.37
  4. Step 4: Simplify right side
    43,193.73x = 1,362,704,636.64
  5. Step 5: Solve for x
    x = 1,362,704,636.64/43,193.73
  6. Step 6: Final answer
    x = 31,548.67

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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.