Home / 19,464.09-29,194.91-7,768.90

Finding the Fourth Proportional to 19,464.09, 29,194.91 and 7,768.90

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Solution

The fourth proportional to 19,464.09, 29,194.91 and 7,768.90 is: 11,652.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,464.09 : 29,194.91 = 7,768.90 : x
  2. Step 2: Convert to fraction form
    19,464.09/29,194.91 = 7,768.90/x
  3. Step 3: Cross multiply
    19,464.09x = 29,194.91 × 7,768.90
  4. Step 4: Simplify right side
    19,464.09x = 226,812,336.30
  5. Step 5: Solve for x
    x = 226,812,336.30/19,464.09
  6. Step 6: Final answer
    x = 11,652.86

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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.