Home / 16,485.73-24,744.80-12,090.67

Finding the Fourth Proportional to 16,485.73, 24,744.80 and 12,090.67

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Solution

The fourth proportional to 16,485.73, 24,744.80 and 12,090.67 is: 18,147.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,485.73 : 24,744.80 = 12,090.67 : x
  2. Step 2: Convert to fraction form
    16,485.73/24,744.80 = 12,090.67/x
  3. Step 3: Cross multiply
    16,485.73x = 24,744.80 × 12,090.67
  4. Step 4: Simplify right side
    16,485.73x = 299,181,150.56
  5. Step 5: Solve for x
    x = 299,181,150.56/16,485.73
  6. Step 6: Final answer
    x = 18,147.89

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1.5x scale

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.