Home / 43,083.03-64,624.57-19,693.07

Finding the Fourth Proportional to 43,083.03, 64,624.57 and 19,693.07

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Solution

The fourth proportional to 43,083.03, 64,624.57 and 19,693.07 is: 29,539.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,083.03 : 64,624.57 = 19,693.07 : x
  2. Step 2: Convert to fraction form
    43,083.03/64,624.57 = 19,693.07/x
  3. Step 3: Cross multiply
    43,083.03x = 64,624.57 × 19,693.07
  4. Step 4: Simplify right side
    43,083.03x = 1,272,655,759.14
  5. Step 5: Solve for x
    x = 1,272,655,759.14/43,083.03
  6. Step 6: Final answer
    x = 29,539.61

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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.