Home / 29,084.72-43,621.08-8,303.60

Finding the Fourth Proportional to 29,084.72, 43,621.08 and 8,303.60

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Solution

The fourth proportional to 29,084.72, 43,621.08 and 8,303.60 is: 12,453.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,084.72 : 43,621.08 = 8,303.60 : x
  2. Step 2: Convert to fraction form
    29,084.72/43,621.08 = 8,303.60/x
  3. Step 3: Cross multiply
    29,084.72x = 43,621.08 × 8,303.60
  4. Step 4: Simplify right side
    29,084.72x = 362,211,999.89
  5. Step 5: Solve for x
    x = 362,211,999.89/29,084.72
  6. Step 6: Final answer
    x = 12,453.69

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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.