Home / 12,873.06-19,324.17-5,087.34

Finding the Fourth Proportional to 12,873.06, 19,324.17 and 5,087.34

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Solution

The fourth proportional to 12,873.06, 19,324.17 and 5,087.34 is: 7,636.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,873.06 : 19,324.17 = 5,087.34 : x
  2. Step 2: Convert to fraction form
    12,873.06/19,324.17 = 5,087.34/x
  3. Step 3: Cross multiply
    12,873.06x = 19,324.17 × 5,087.34
  4. Step 4: Simplify right side
    12,873.06x = 98,308,623.01
  5. Step 5: Solve for x
    x = 98,308,623.01/12,873.06
  6. Step 6: Final answer
    x = 7,636.77

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1.5x scale

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.