Home / 19,739.06-29,620.25-7,267.84

Finding the Fourth Proportional to 19,739.06, 29,620.25 and 7,267.84

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Solution

The fourth proportional to 19,739.06, 29,620.25 and 7,267.84 is: 10,906.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,739.06 : 29,620.25 = 7,267.84 : x
  2. Step 2: Convert to fraction form
    19,739.06/29,620.25 = 7,267.84/x
  3. Step 3: Cross multiply
    19,739.06x = 29,620.25 × 7,267.84
  4. Step 4: Simplify right side
    19,739.06x = 215,275,237.76
  5. Step 5: Solve for x
    x = 215,275,237.76/19,739.06
  6. Step 6: Final answer
    x = 10,906.05

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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.