Home / 13,570.37-20,352.83-3,707.30

Finding the Fourth Proportional to 13,570.37, 20,352.83 and 3,707.30

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Solution

The fourth proportional to 13,570.37, 20,352.83 and 3,707.30 is: 5,560.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,570.37 : 20,352.83 = 3,707.30 : x
  2. Step 2: Convert to fraction form
    13,570.37/20,352.83 = 3,707.30/x
  3. Step 3: Cross multiply
    13,570.37x = 20,352.83 × 3,707.30
  4. Step 4: Simplify right side
    13,570.37x = 75,453,926.36
  5. Step 5: Solve for x
    x = 75,453,926.36/13,570.37
  6. Step 6: Final answer
    x = 5,560.20

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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.