Home / 29,205.23-43,821.41-14,405.99

Finding the Fourth Proportional to 29,205.23, 43,821.41 and 14,405.99

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Solution

The fourth proportional to 29,205.23, 43,821.41 and 14,405.99 is: 21,615.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,205.23 : 43,821.41 = 14,405.99 : x
  2. Step 2: Convert to fraction form
    29,205.23/43,821.41 = 14,405.99/x
  3. Step 3: Cross multiply
    29,205.23x = 43,821.41 × 14,405.99
  4. Step 4: Simplify right side
    29,205.23x = 631,290,503.11
  5. Step 5: Solve for x
    x = 631,290,503.11/29,205.23
  6. Step 6: Final answer
    x = 21,615.67

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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.