Home / 19,797.66-29,690.58-10,790.37

Finding the Fourth Proportional to 19,797.66, 29,690.58 and 10,790.37

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Solution

The fourth proportional to 19,797.66, 29,690.58 and 10,790.37 is: 16,182.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,797.66 : 29,690.58 = 10,790.37 : x
  2. Step 2: Convert to fraction form
    19,797.66/29,690.58 = 10,790.37/x
  3. Step 3: Cross multiply
    19,797.66x = 29,690.58 × 10,790.37
  4. Step 4: Simplify right side
    19,797.66x = 320,372,343.71
  5. Step 5: Solve for x
    x = 320,372,343.71/19,797.66
  6. Step 6: Final answer
    x = 16,182.33

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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.