Home / 22,519.63-33,779.17-21,149.52

Finding the Fourth Proportional to 22,519.63, 33,779.17 and 21,149.52

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Solution

The fourth proportional to 22,519.63, 33,779.17 and 21,149.52 is: 31,724.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,519.63 : 33,779.17 = 21,149.52 : x
  2. Step 2: Convert to fraction form
    22,519.63/33,779.17 = 21,149.52/x
  3. Step 3: Cross multiply
    22,519.63x = 33,779.17 × 21,149.52
  4. Step 4: Simplify right side
    22,519.63x = 714,412,956.85
  5. Step 5: Solve for x
    x = 714,412,956.85/22,519.63
  6. Step 6: Final answer
    x = 31,724.02

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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.