Home / 28,876.08-43,316.58-8,099.58

Finding the Fourth Proportional to 28,876.08, 43,316.58 and 8,099.58

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Solution

The fourth proportional to 28,876.08, 43,316.58 and 8,099.58 is: 12,150.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,876.08 : 43,316.58 = 8,099.58 : x
  2. Step 2: Convert to fraction form
    28,876.08/43,316.58 = 8,099.58/x
  3. Step 3: Cross multiply
    28,876.08x = 43,316.58 × 8,099.58
  4. Step 4: Simplify right side
    28,876.08x = 350,846,105.04
  5. Step 5: Solve for x
    x = 350,846,105.04/28,876.08
  6. Step 6: Final answer
    x = 12,150.06

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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.