Home / 19,724.50-29,601.33-9,336.25

Finding the Fourth Proportional to 19,724.50, 29,601.33 and 9,336.25

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Solution

The fourth proportional to 19,724.50, 29,601.33 and 9,336.25 is: 14,011.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,724.50 : 29,601.33 = 9,336.25 : x
  2. Step 2: Convert to fraction form
    19,724.50/29,601.33 = 9,336.25/x
  3. Step 3: Cross multiply
    19,724.50x = 29,601.33 × 9,336.25
  4. Step 4: Simplify right side
    19,724.50x = 276,365,417.21
  5. Step 5: Solve for x
    x = 276,365,417.21/19,724.50
  6. Step 6: Final answer
    x = 14,011.28

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.