Home / 20,596.00-28,421.37-11,642.97

Finding the Fourth Proportional to 20,596.00, 28,421.37 and 11,642.97

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Solution

The fourth proportional to 20,596.00, 28,421.37 and 11,642.97 is: 16,066.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,596.00 : 28,421.37 = 11,642.97 : x
  2. Step 2: Convert to fraction form
    20,596.00/28,421.37 = 11,642.97/x
  3. Step 3: Cross multiply
    20,596.00x = 28,421.37 × 11,642.97
  4. Step 4: Simplify right side
    20,596.00x = 330,909,016.16
  5. Step 5: Solve for x
    x = 330,909,016.16/20,596.00
  6. Step 6: Final answer
    x = 16,066.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.