Home / 20,014.14-29,979.69-11,668.85

Finding the Fourth Proportional to 20,014.14, 29,979.69 and 11,668.85

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Solution

The fourth proportional to 20,014.14, 29,979.69 and 11,668.85 is: 17,479.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,014.14 : 29,979.69 = 11,668.85 : x
  2. Step 2: Convert to fraction form
    20,014.14/29,979.69 = 11,668.85/x
  3. Step 3: Cross multiply
    20,014.14x = 29,979.69 × 11,668.85
  4. Step 4: Simplify right side
    20,014.14x = 349,828,459.88
  5. Step 5: Solve for x
    x = 349,828,459.88/20,014.14
  6. Step 6: Final answer
    x = 17,479.06

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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.