Home / 16,663.12-25,003.11-7,303.21

Finding the Fourth Proportional to 16,663.12, 25,003.11 and 7,303.21

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Solution

The fourth proportional to 16,663.12, 25,003.11 and 7,303.21 is: 10,958.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,663.12 : 25,003.11 = 7,303.21 : x
  2. Step 2: Convert to fraction form
    16,663.12/25,003.11 = 7,303.21/x
  3. Step 3: Cross multiply
    16,663.12x = 25,003.11 × 7,303.21
  4. Step 4: Simplify right side
    16,663.12x = 182,603,006.88
  5. Step 5: Solve for x
    x = 182,603,006.88/16,663.12
  6. Step 6: Final answer
    x = 10,958.51

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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.