Home / 36,890.99-55,339.52-11,935.05

Finding the Fourth Proportional to 36,890.99, 55,339.52 and 11,935.05

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Solution

The fourth proportional to 36,890.99, 55,339.52 and 11,935.05 is: 17,903.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,890.99 : 55,339.52 = 11,935.05 : x
  2. Step 2: Convert to fraction form
    36,890.99/55,339.52 = 11,935.05/x
  3. Step 3: Cross multiply
    36,890.99x = 55,339.52 × 11,935.05
  4. Step 4: Simplify right side
    36,890.99x = 660,479,938.18
  5. Step 5: Solve for x
    x = 660,479,938.18/36,890.99
  6. Step 6: Final answer
    x = 17,903.56

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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.