Home / 17,719.09-26,569.41-8,356.60

Finding the Fourth Proportional to 17,719.09, 26,569.41 and 8,356.60

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Solution

The fourth proportional to 17,719.09, 26,569.41 and 8,356.60 is: 12,530.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,719.09 : 26,569.41 = 8,356.60 : x
  2. Step 2: Convert to fraction form
    17,719.09/26,569.41 = 8,356.60/x
  3. Step 3: Cross multiply
    17,719.09x = 26,569.41 × 8,356.60
  4. Step 4: Simplify right side
    17,719.09x = 222,029,777.87
  5. Step 5: Solve for x
    x = 222,029,777.87/17,719.09
  6. Step 6: Final answer
    x = 12,530.54

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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.