Home / 30,424.02-41,982.72-16,994.22

Finding the Fourth Proportional to 30,424.02, 41,982.72 and 16,994.22

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Solution

The fourth proportional to 30,424.02, 41,982.72 and 16,994.22 is: 23,450.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,424.02 : 41,982.72 = 16,994.22 : x
  2. Step 2: Convert to fraction form
    30,424.02/41,982.72 = 16,994.22/x
  3. Step 3: Cross multiply
    30,424.02x = 41,982.72 × 16,994.22
  4. Step 4: Simplify right side
    30,424.02x = 713,463,579.88
  5. Step 5: Solve for x
    x = 713,463,579.88/30,424.02
  6. Step 6: Final answer
    x = 23,450.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.