Home / 37,381.20-56,076.96-13,685.64

Finding the Fourth Proportional to 37,381.20, 56,076.96 and 13,685.64

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Solution

The fourth proportional to 37,381.20, 56,076.96 and 13,685.64 is: 20,530.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,381.20 : 56,076.96 = 13,685.64 : x
  2. Step 2: Convert to fraction form
    37,381.20/56,076.96 = 13,685.64/x
  3. Step 3: Cross multiply
    37,381.20x = 56,076.96 × 13,685.64
  4. Step 4: Simplify right side
    37,381.20x = 767,449,086.85
  5. Step 5: Solve for x
    x = 767,449,086.85/37,381.20
  6. Step 6: Final answer
    x = 20,530.35

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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.