Home / 28,865.04-43,297.56-8,088.54

Finding the Fourth Proportional to 28,865.04, 43,297.56 and 8,088.54

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Solution

The fourth proportional to 28,865.04, 43,297.56 and 8,088.54 is: 12,132.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,865.04 : 43,297.56 = 8,088.54 : x
  2. Step 2: Convert to fraction form
    28,865.04/43,297.56 = 8,088.54/x
  3. Step 3: Cross multiply
    28,865.04x = 43,297.56 × 8,088.54
  4. Step 4: Simplify right side
    28,865.04x = 350,214,045.96
  5. Step 5: Solve for x
    x = 350,214,045.96/28,865.04
  6. Step 6: Final answer
    x = 12,132.81

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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.