Home / 37,190.16-55,780.32-13,813.44

Finding the Fourth Proportional to 37,190.16, 55,780.32 and 13,813.44

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Solution

The fourth proportional to 37,190.16, 55,780.32 and 13,813.44 is: 20,718.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,190.16 : 55,780.32 = 13,813.44 : x
  2. Step 2: Convert to fraction form
    37,190.16/55,780.32 = 13,813.44/x
  3. Step 3: Cross multiply
    37,190.16x = 55,780.32 × 13,813.44
  4. Step 4: Simplify right side
    37,190.16x = 770,518,103.50
  5. Step 5: Solve for x
    x = 770,518,103.50/37,190.16
  6. Step 6: Final answer
    x = 20,718.33

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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.