Home / 28,691.95-43,037.70-16,996.75

Finding the Fourth Proportional to 28,691.95, 43,037.70 and 16,996.75

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Solution

The fourth proportional to 28,691.95, 43,037.70 and 16,996.75 is: 25,494.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,691.95 : 43,037.70 = 16,996.75 : x
  2. Step 2: Convert to fraction form
    28,691.95/43,037.70 = 16,996.75/x
  3. Step 3: Cross multiply
    28,691.95x = 43,037.70 × 16,996.75
  4. Step 4: Simplify right side
    28,691.95x = 731,501,027.48
  5. Step 5: Solve for x
    x = 731,501,027.48/28,691.95
  6. Step 6: Final answer
    x = 25,494.99

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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.