Home / 14,519.50-21,779.52-4,131.52

Finding the Fourth Proportional to 14,519.50, 21,779.52 and 4,131.52

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Solution

The fourth proportional to 14,519.50, 21,779.52 and 4,131.52 is: 6,197.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,519.50 : 21,779.52 = 4,131.52 : x
  2. Step 2: Convert to fraction form
    14,519.50/21,779.52 = 4,131.52/x
  3. Step 3: Cross multiply
    14,519.50x = 21,779.52 × 4,131.52
  4. Step 4: Simplify right side
    14,519.50x = 89,982,522.47
  5. Step 5: Solve for x
    x = 89,982,522.47/14,519.50
  6. Step 6: Final answer
    x = 6,197.36

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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.