Home / 12,633.60-18,950.40-6,792.96

Finding the Fourth Proportional to 12,633.60, 18,950.40 and 6,792.96

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Solution

The fourth proportional to 12,633.60, 18,950.40 and 6,792.96 is: 10,189.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,633.60 : 18,950.40 = 6,792.96 : x
  2. Step 2: Convert to fraction form
    12,633.60/18,950.40 = 6,792.96/x
  3. Step 3: Cross multiply
    12,633.60x = 18,950.40 × 6,792.96
  4. Step 4: Simplify right side
    12,633.60x = 128,729,309.18
  5. Step 5: Solve for x
    x = 128,729,309.18/12,633.60
  6. Step 6: Final answer
    x = 10,189.44

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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.