Home / 12,732.56-19,102.04-4,943.60

Finding the Fourth Proportional to 12,732.56, 19,102.04 and 4,943.60

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Solution

The fourth proportional to 12,732.56, 19,102.04 and 4,943.60 is: 7,416.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,732.56 : 19,102.04 = 4,943.60 : x
  2. Step 2: Convert to fraction form
    12,732.56/19,102.04 = 4,943.60/x
  3. Step 3: Cross multiply
    12,732.56x = 19,102.04 × 4,943.60
  4. Step 4: Simplify right side
    12,732.56x = 94,432,844.94
  5. Step 5: Solve for x
    x = 94,432,844.94/12,732.56
  6. Step 6: Final answer
    x = 7,416.64

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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.