Home / 37,990.12-56,991.66-16,937.80

Finding the Fourth Proportional to 37,990.12, 56,991.66 and 16,937.80

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Solution

The fourth proportional to 37,990.12, 56,991.66 and 16,937.80 is: 25,409.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,990.12 : 56,991.66 = 16,937.80 : x
  2. Step 2: Convert to fraction form
    37,990.12/56,991.66 = 16,937.80/x
  3. Step 3: Cross multiply
    37,990.12x = 56,991.66 × 16,937.80
  4. Step 4: Simplify right side
    37,990.12x = 965,313,338.75
  5. Step 5: Solve for x
    x = 965,313,338.75/37,990.12
  6. Step 6: Final answer
    x = 25,409.59

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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.