Home / 36,890.97-55,303.58-13,511.94

Finding the Fourth Proportional to 36,890.97, 55,303.58 and 13,511.94

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Solution

The fourth proportional to 36,890.97, 55,303.58 and 13,511.94 is: 20,255.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,890.97 : 55,303.58 = 13,511.94 : x
  2. Step 2: Convert to fraction form
    36,890.97/55,303.58 = 13,511.94/x
  3. Step 3: Cross multiply
    36,890.97x = 55,303.58 × 13,511.94
  4. Step 4: Simplify right side
    36,890.97x = 747,258,310.67
  5. Step 5: Solve for x
    x = 747,258,310.67/36,890.97
  6. Step 6: Final answer
    x = 20,255.86

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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.