Home / 11,925.15-16,476.39-8,950.83

Finding the Fourth Proportional to 11,925.15, 16,476.39 and 8,950.83

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Solution

The fourth proportional to 11,925.15, 16,476.39 and 8,950.83 is: 12,366.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,925.15 : 16,476.39 = 8,950.83 : x
  2. Step 2: Convert to fraction form
    11,925.15/16,476.39 = 8,950.83/x
  3. Step 3: Cross multiply
    11,925.15x = 16,476.39 × 8,950.83
  4. Step 4: Simplify right side
    11,925.15x = 147,477,365.90
  5. Step 5: Solve for x
    x = 147,477,365.90/11,925.15
  6. Step 6: Final answer
    x = 12,366.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.