Home / 34,629.60-51,944.40-28,790.40

Finding the Fourth Proportional to 34,629.60, 51,944.40 and 28,790.40

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Solution

The fourth proportional to 34,629.60, 51,944.40 and 28,790.40 is: 43,185.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,629.60 : 51,944.40 = 28,790.40 : x
  2. Step 2: Convert to fraction form
    34,629.60/51,944.40 = 28,790.40/x
  3. Step 3: Cross multiply
    34,629.60x = 51,944.40 × 28,790.40
  4. Step 4: Simplify right side
    34,629.60x = 1,495,500,053.76
  5. Step 5: Solve for x
    x = 1,495,500,053.76/34,629.60
  6. Step 6: Final answer
    x = 43,185.60

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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.