Home / 28,916.60-43,326.30-19,050.80

Finding the Fourth Proportional to 28,916.60, 43,326.30 and 19,050.80

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Solution

The fourth proportional to 28,916.60, 43,326.30 and 19,050.80 is: 28,544.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,916.60 : 43,326.30 = 19,050.80 : x
  2. Step 2: Convert to fraction form
    28,916.60/43,326.30 = 19,050.80/x
  3. Step 3: Cross multiply
    28,916.60x = 43,326.30 × 19,050.80
  4. Step 4: Simplify right side
    28,916.60x = 825,400,676.04
  5. Step 5: Solve for x
    x = 825,400,676.04/28,916.60
  6. Step 6: Final answer
    x = 28,544.18

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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.