Home / 12,630.88-18,944.28-5,967.36

Finding the Fourth Proportional to 12,630.88, 18,944.28 and 5,967.36

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Solution

The fourth proportional to 12,630.88, 18,944.28 and 5,967.36 is: 8,950.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,630.88 : 18,944.28 = 5,967.36 : x
  2. Step 2: Convert to fraction form
    12,630.88/18,944.28 = 5,967.36/x
  3. Step 3: Cross multiply
    12,630.88x = 18,944.28 × 5,967.36
  4. Step 4: Simplify right side
    12,630.88x = 113,047,338.70
  5. Step 5: Solve for x
    x = 113,047,338.70/12,630.88
  6. Step 6: Final answer
    x = 8,950.08

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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.