Home / 45,449.02-68,189.94-15,871.22

Finding the Fourth Proportional to 45,449.02, 68,189.94 and 15,871.22

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Solution

The fourth proportional to 45,449.02, 68,189.94 and 15,871.22 is: 23,812.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,449.02 : 68,189.94 = 15,871.22 : x
  2. Step 2: Convert to fraction form
    45,449.02/68,189.94 = 15,871.22/x
  3. Step 3: Cross multiply
    45,449.02x = 68,189.94 × 15,871.22
  4. Step 4: Simplify right side
    45,449.02x = 1,082,257,539.53
  5. Step 5: Solve for x
    x = 1,082,257,539.53/45,449.02
  6. Step 6: Final answer
    x = 23,812.56

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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.