Home / 19,964.23-29,941.23-5,920.98

Finding the Fourth Proportional to 19,964.23, 29,941.23 and 5,920.98

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Solution

The fourth proportional to 19,964.23, 29,941.23 and 5,920.98 is: 8,879.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,964.23 : 29,941.23 = 5,920.98 : x
  2. Step 2: Convert to fraction form
    19,964.23/29,941.23 = 5,920.98/x
  3. Step 3: Cross multiply
    19,964.23x = 29,941.23 × 5,920.98
  4. Step 4: Simplify right side
    19,964.23x = 177,281,424.01
  5. Step 5: Solve for x
    x = 177,281,424.01/19,964.23
  6. Step 6: Final answer
    x = 8,879.95

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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.