Home / 28,815.26-43,148.79-23,166.38

Finding the Fourth Proportional to 28,815.26, 43,148.79 and 23,166.38

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Solution

The fourth proportional to 28,815.26, 43,148.79 and 23,166.38 is: 34,690.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,815.26 : 43,148.79 = 23,166.38 : x
  2. Step 2: Convert to fraction form
    28,815.26/43,148.79 = 23,166.38/x
  3. Step 3: Cross multiply
    28,815.26x = 43,148.79 × 23,166.38
  4. Step 4: Simplify right side
    28,815.26x = 999,601,265.68
  5. Step 5: Solve for x
    x = 999,601,265.68/28,815.26
  6. Step 6: Final answer
    x = 34,690.00

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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.