Home / 45,384.31-68,083.76-19,096.57

Finding the Fourth Proportional to 45,384.31, 68,083.76 and 19,096.57

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Solution

The fourth proportional to 45,384.31, 68,083.76 and 19,096.57 is: 28,647.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,384.31 : 68,083.76 = 19,096.57 : x
  2. Step 2: Convert to fraction form
    45,384.31/68,083.76 = 19,096.57/x
  3. Step 3: Cross multiply
    45,384.31x = 68,083.76 × 19,096.57
  4. Step 4: Simplify right side
    45,384.31x = 1,300,166,193.22
  5. Step 5: Solve for x
    x = 1,300,166,193.22/45,384.31
  6. Step 6: Final answer
    x = 28,647.92

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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.