Home / 14,851.26-20,495.97-12,191.22

Finding the Fourth Proportional to 14,851.26, 20,495.97 and 12,191.22

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Solution

The fourth proportional to 14,851.26, 20,495.97 and 12,191.22 is: 16,824.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,851.26 : 20,495.97 = 12,191.22 : x
  2. Step 2: Convert to fraction form
    14,851.26/20,495.97 = 12,191.22/x
  3. Step 3: Cross multiply
    14,851.26x = 20,495.97 × 12,191.22
  4. Step 4: Simplify right side
    14,851.26x = 249,870,879.38
  5. Step 5: Solve for x
    x = 249,870,879.38/14,851.26
  6. Step 6: Final answer
    x = 16,824.89

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1.5x scale

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.