Home / 36,994.20-55,491.30-13,617.60

Finding the Fourth Proportional to 36,994.20, 55,491.30 and 13,617.60

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Solution

The fourth proportional to 36,994.20, 55,491.30 and 13,617.60 is: 20,426.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,994.20 : 55,491.30 = 13,617.60 : x
  2. Step 2: Convert to fraction form
    36,994.20/55,491.30 = 13,617.60/x
  3. Step 3: Cross multiply
    36,994.20x = 55,491.30 × 13,617.60
  4. Step 4: Simplify right side
    36,994.20x = 755,658,326.88
  5. Step 5: Solve for x
    x = 755,658,326.88/36,994.20
  6. Step 6: Final answer
    x = 20,426.40

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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.