Home / 37,430.35-56,137.93-13,729.83

Finding the Fourth Proportional to 37,430.35, 56,137.93 and 13,729.83

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Solution

The fourth proportional to 37,430.35, 56,137.93 and 13,729.83 is: 20,591.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,430.35 : 56,137.93 = 13,729.83 : x
  2. Step 2: Convert to fraction form
    37,430.35/56,137.93 = 13,729.83/x
  3. Step 3: Cross multiply
    37,430.35x = 56,137.93 × 13,729.83
  4. Step 4: Simplify right side
    37,430.35x = 770,764,235.45
  5. Step 5: Solve for x
    x = 770,764,235.45/37,430.35
  6. Step 6: Final answer
    x = 20,591.96

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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.