Home / 12,731.22-19,096.65-4,941.54

Finding the Fourth Proportional to 12,731.22, 19,096.65 and 4,941.54

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Solution

The fourth proportional to 12,731.22, 19,096.65 and 4,941.54 is: 7,412.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,731.22 : 19,096.65 = 4,941.54 : x
  2. Step 2: Convert to fraction form
    12,731.22/19,096.65 = 4,941.54/x
  3. Step 3: Cross multiply
    12,731.22x = 19,096.65 × 4,941.54
  4. Step 4: Simplify right side
    12,731.22x = 94,366,859.84
  5. Step 5: Solve for x
    x = 94,366,859.84/12,731.22
  6. Step 6: Final answer
    x = 7,412.24

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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.