Home / 13,458.01-20,188.14-3,597.25

Finding the Fourth Proportional to 13,458.01, 20,188.14 and 3,597.25

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Solution

The fourth proportional to 13,458.01, 20,188.14 and 3,597.25 is: 5,396.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,458.01 : 20,188.14 = 3,597.25 : x
  2. Step 2: Convert to fraction form
    13,458.01/20,188.14 = 3,597.25/x
  3. Step 3: Cross multiply
    13,458.01x = 20,188.14 × 3,597.25
  4. Step 4: Simplify right side
    13,458.01x = 72,621,786.62
  5. Step 5: Solve for x
    x = 72,621,786.62/13,458.01
  6. Step 6: Final answer
    x = 5,396.18

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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.