Home / 28,852.32-43,273.60-8,071.04

Finding the Fourth Proportional to 28,852.32, 43,273.60 and 8,071.04

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Solution

The fourth proportional to 28,852.32, 43,273.60 and 8,071.04 is: 12,105.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,852.32 : 43,273.60 = 8,071.04 : x
  2. Step 2: Convert to fraction form
    28,852.32/43,273.60 = 8,071.04/x
  3. Step 3: Cross multiply
    28,852.32x = 43,273.60 × 8,071.04
  4. Step 4: Simplify right side
    28,852.32x = 349,262,956.54
  5. Step 5: Solve for x
    x = 349,262,956.54/28,852.32
  6. Step 6: Final answer
    x = 12,105.19

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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.