Home / 26,279.08-36,268.66-16,719.92

Finding the Fourth Proportional to 26,279.08, 36,268.66 and 16,719.92

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Solution

The fourth proportional to 26,279.08, 36,268.66 and 16,719.92 is: 23,075.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,279.08 : 36,268.66 = 16,719.92 : x
  2. Step 2: Convert to fraction form
    26,279.08/36,268.66 = 16,719.92/x
  3. Step 3: Cross multiply
    26,279.08x = 36,268.66 × 16,719.92
  4. Step 4: Simplify right side
    26,279.08x = 606,409,069.27
  5. Step 5: Solve for x
    x = 606,409,069.27/26,279.08
  6. Step 6: Final answer
    x = 23,075.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.