Home / 28,904.76-43,330.83-11,124.06

Finding the Fourth Proportional to 28,904.76, 43,330.83 and 11,124.06

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Solution

The fourth proportional to 28,904.76, 43,330.83 and 11,124.06 is: 16,675.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,904.76 : 43,330.83 = 11,124.06 : x
  2. Step 2: Convert to fraction form
    28,904.76/43,330.83 = 11,124.06/x
  3. Step 3: Cross multiply
    28,904.76x = 43,330.83 × 11,124.06
  4. Step 4: Simplify right side
    28,904.76x = 482,014,752.77
  5. Step 5: Solve for x
    x = 482,014,752.77/28,904.76
  6. Step 6: Final answer
    x = 16,675.96

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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.