Home / 43,077.83-64,619.84-11,487.73

Finding the Fourth Proportional to 43,077.83, 64,619.84 and 11,487.73

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Solution

The fourth proportional to 43,077.83, 64,619.84 and 11,487.73 is: 17,232.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,077.83 : 64,619.84 = 11,487.73 : x
  2. Step 2: Convert to fraction form
    43,077.83/64,619.84 = 11,487.73/x
  3. Step 3: Cross multiply
    43,077.83x = 64,619.84 × 11,487.73
  4. Step 4: Simplify right side
    43,077.83x = 742,335,296.22
  5. Step 5: Solve for x
    x = 742,335,296.22/43,077.83
  6. Step 6: Final answer
    x = 17,232.42

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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.