Home / 45,735.37-68,558.43-19,089.03

Finding the Fourth Proportional to 45,735.37, 68,558.43 and 19,089.03

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Solution

The fourth proportional to 45,735.37, 68,558.43 and 19,089.03 is: 28,614.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,735.37 : 68,558.43 = 19,089.03 : x
  2. Step 2: Convert to fraction form
    45,735.37/68,558.43 = 19,089.03/x
  3. Step 3: Cross multiply
    45,735.37x = 68,558.43 × 19,089.03
  4. Step 4: Simplify right side
    45,735.37x = 1,308,713,927.02
  5. Step 5: Solve for x
    x = 1,308,713,927.02/45,735.37
  6. Step 6: Final answer
    x = 28,614.92

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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.