Home / 21,925.26-32,900.85-8,083.98

Finding the Fourth Proportional to 21,925.26, 32,900.85 and 8,083.98

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Solution

The fourth proportional to 21,925.26, 32,900.85 and 8,083.98 is: 12,130.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,925.26 : 32,900.85 = 8,083.98 : x
  2. Step 2: Convert to fraction form
    21,925.26/32,900.85 = 8,083.98/x
  3. Step 3: Cross multiply
    21,925.26x = 32,900.85 × 8,083.98
  4. Step 4: Simplify right side
    21,925.26x = 265,969,813.38
  5. Step 5: Solve for x
    x = 265,969,813.38/21,925.26
  6. Step 6: Final answer
    x = 12,130.75

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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.