Home / 19,236.80-26,546.96-10,739.72

Finding the Fourth Proportional to 19,236.80, 26,546.96 and 10,739.72

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Solution

The fourth proportional to 19,236.80, 26,546.96 and 10,739.72 is: 14,820.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,236.80 : 26,546.96 = 10,739.72 : x
  2. Step 2: Convert to fraction form
    19,236.80/26,546.96 = 10,739.72/x
  3. Step 3: Cross multiply
    19,236.80x = 26,546.96 × 10,739.72
  4. Step 4: Simplify right side
    19,236.80x = 285,106,917.25
  5. Step 5: Solve for x
    x = 285,106,917.25/19,236.80
  6. Step 6: Final answer
    x = 14,820.91

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1.5x scale

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.