Home / 12,719.56-19,070.44-5,600.32

Finding the Fourth Proportional to 12,719.56, 19,070.44 and 5,600.32

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Solution

The fourth proportional to 12,719.56, 19,070.44 and 5,600.32 is: 8,396.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,719.56 : 19,070.44 = 5,600.32 : x
  2. Step 2: Convert to fraction form
    12,719.56/19,070.44 = 5,600.32/x
  3. Step 3: Cross multiply
    12,719.56x = 19,070.44 × 5,600.32
  4. Step 4: Simplify right side
    12,719.56x = 106,800,566.54
  5. Step 5: Solve for x
    x = 106,800,566.54/12,719.56
  6. Step 6: Final answer
    x = 8,396.56

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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.