Home / 29,109.75-43,669.89-19,257.18

Finding the Fourth Proportional to 29,109.75, 43,669.89 and 19,257.18

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Solution

The fourth proportional to 29,109.75, 43,669.89 and 19,257.18 is: 28,889.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,109.75 : 43,669.89 = 19,257.18 : x
  2. Step 2: Convert to fraction form
    29,109.75/43,669.89 = 19,257.18/x
  3. Step 3: Cross multiply
    29,109.75x = 43,669.89 × 19,257.18
  4. Step 4: Simplify right side
    29,109.75x = 840,958,932.31
  5. Step 5: Solve for x
    x = 840,958,932.31/29,109.75
  6. Step 6: Final answer
    x = 28,889.25

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1.5x scale

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.