Home / 21,403.44-32,104.93-8,246.58

Finding the Fourth Proportional to 21,403.44, 32,104.93 and 8,246.58

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Solution

The fourth proportional to 21,403.44, 32,104.93 and 8,246.58 is: 12,369.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,403.44 : 32,104.93 = 8,246.58 : x
  2. Step 2: Convert to fraction form
    21,403.44/32,104.93 = 8,246.58/x
  3. Step 3: Cross multiply
    21,403.44x = 32,104.93 × 8,246.58
  4. Step 4: Simplify right side
    21,403.44x = 264,756,042.17
  5. Step 5: Solve for x
    x = 264,756,042.17/21,403.44
  6. Step 6: Final answer
    x = 12,369.79

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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.