Home / 14,964.24-20,646.36-9,662.07

Finding the Fourth Proportional to 14,964.24, 20,646.36 and 9,662.07

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Solution

The fourth proportional to 14,964.24, 20,646.36 and 9,662.07 is: 13,330.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,964.24 : 20,646.36 = 9,662.07 : x
  2. Step 2: Convert to fraction form
    14,964.24/20,646.36 = 9,662.07/x
  3. Step 3: Cross multiply
    14,964.24x = 20,646.36 × 9,662.07
  4. Step 4: Simplify right side
    14,964.24x = 199,486,575.57
  5. Step 5: Solve for x
    x = 199,486,575.57/14,964.24
  6. Step 6: Final answer
    x = 13,330.89

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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.