Home / 19,290.24-28,935.71-6,809.96

Finding the Fourth Proportional to 19,290.24, 28,935.71 and 6,809.96

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Solution

The fourth proportional to 19,290.24, 28,935.71 and 6,809.96 is: 10,215.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,290.24 : 28,935.71 = 6,809.96 : x
  2. Step 2: Convert to fraction form
    19,290.24/28,935.71 = 6,809.96/x
  3. Step 3: Cross multiply
    19,290.24x = 28,935.71 × 6,809.96
  4. Step 4: Simplify right side
    19,290.24x = 197,051,027.67
  5. Step 5: Solve for x
    x = 197,051,027.67/19,290.24
  6. Step 6: Final answer
    x = 10,215.06

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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.