Home / 12,663.24-18,994.87-3,303.25

Finding the Fourth Proportional to 12,663.24, 18,994.87 and 3,303.25

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Solution

The fourth proportional to 12,663.24, 18,994.87 and 3,303.25 is: 4,954.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,663.24 : 18,994.87 = 3,303.25 : x
  2. Step 2: Convert to fraction form
    12,663.24/18,994.87 = 3,303.25/x
  3. Step 3: Cross multiply
    12,663.24x = 18,994.87 × 3,303.25
  4. Step 4: Simplify right side
    12,663.24x = 62,744,808.00
  5. Step 5: Solve for x
    x = 62,744,808.00/12,663.24
  6. Step 6: Final answer
    x = 4,954.88

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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.