Home / 16,674.72-25,023.96-12,303.60

Finding the Fourth Proportional to 16,674.72, 25,023.96 and 12,303.60

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Solution

The fourth proportional to 16,674.72, 25,023.96 and 12,303.60 is: 18,464.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,674.72 : 25,023.96 = 12,303.60 : x
  2. Step 2: Convert to fraction form
    16,674.72/25,023.96 = 12,303.60/x
  3. Step 3: Cross multiply
    16,674.72x = 25,023.96 × 12,303.60
  4. Step 4: Simplify right side
    16,674.72x = 307,884,794.26
  5. Step 5: Solve for x
    x = 307,884,794.26/16,674.72
  6. Step 6: Final answer
    x = 18,464.17

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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.