Home / 13,562.16-20,352.96-6,170.64

Finding the Fourth Proportional to 13,562.16, 20,352.96 and 6,170.64

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Solution

The fourth proportional to 13,562.16, 20,352.96 and 6,170.64 is: 9,260.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,562.16 : 20,352.96 = 6,170.64 : x
  2. Step 2: Convert to fraction form
    13,562.16/20,352.96 = 6,170.64/x
  3. Step 3: Cross multiply
    13,562.16x = 20,352.96 × 6,170.64
  4. Step 4: Simplify right side
    13,562.16x = 125,590,789.09
  5. Step 5: Solve for x
    x = 125,590,789.09/13,562.16
  6. Step 6: Final answer
    x = 9,260.38

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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.