Home / 12,837.42-19,251.54-4,940.52

Finding the Fourth Proportional to 12,837.42, 19,251.54 and 4,940.52

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Solution

The fourth proportional to 12,837.42, 19,251.54 and 4,940.52 is: 7,409.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,837.42 : 19,251.54 = 4,940.52 : x
  2. Step 2: Convert to fraction form
    12,837.42/19,251.54 = 4,940.52/x
  3. Step 3: Cross multiply
    12,837.42x = 19,251.54 × 4,940.52
  4. Step 4: Simplify right side
    12,837.42x = 95,112,618.40
  5. Step 5: Solve for x
    x = 95,112,618.40/12,837.42
  6. Step 6: Final answer
    x = 7,409.01

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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.