Home / 28,873.66-43,314.60-8,884.81

Finding the Fourth Proportional to 28,873.66, 43,314.60 and 8,884.81

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Solution

The fourth proportional to 28,873.66, 43,314.60 and 8,884.81 is: 13,328.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,873.66 : 43,314.60 = 8,884.81 : x
  2. Step 2: Convert to fraction form
    28,873.66/43,314.60 = 8,884.81/x
  3. Step 3: Cross multiply
    28,873.66x = 43,314.60 × 8,884.81
  4. Step 4: Simplify right side
    28,873.66x = 384,841,946.80
  5. Step 5: Solve for x
    x = 384,841,946.80/28,873.66
  6. Step 6: Final answer
    x = 13,328.48

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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.