Home / 17,739.73-26,615.30-5,259.85

Finding the Fourth Proportional to 17,739.73, 26,615.30 and 5,259.85

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Solution

The fourth proportional to 17,739.73, 26,615.30 and 5,259.85 is: 7,891.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,739.73 : 26,615.30 = 5,259.85 : x
  2. Step 2: Convert to fraction form
    17,739.73/26,615.30 = 5,259.85/x
  3. Step 3: Cross multiply
    17,739.73x = 26,615.30 × 5,259.85
  4. Step 4: Simplify right side
    17,739.73x = 139,992,485.71
  5. Step 5: Solve for x
    x = 139,992,485.71/17,739.73
  6. Step 6: Final answer
    x = 7,891.47

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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.