Home / 26,907.19-40,367.26-8,439.19

Finding the Fourth Proportional to 26,907.19, 40,367.26 and 8,439.19

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Solution

The fourth proportional to 26,907.19, 40,367.26 and 8,439.19 is: 12,660.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,907.19 : 40,367.26 = 8,439.19 : x
  2. Step 2: Convert to fraction form
    26,907.19/40,367.26 = 8,439.19/x
  3. Step 3: Cross multiply
    26,907.19x = 40,367.26 × 8,439.19
  4. Step 4: Simplify right side
    26,907.19x = 340,666,886.55
  5. Step 5: Solve for x
    x = 340,666,886.55/26,907.19
  6. Step 6: Final answer
    x = 12,660.81

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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.