Home / 26,566.35-39,874.11-13,427.94

Finding the Fourth Proportional to 26,566.35, 39,874.11 and 13,427.94

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Solution

The fourth proportional to 26,566.35, 39,874.11 and 13,427.94 is: 20,154.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,566.35 : 39,874.11 = 13,427.94 : x
  2. Step 2: Convert to fraction form
    26,566.35/39,874.11 = 13,427.94/x
  3. Step 3: Cross multiply
    26,566.35x = 39,874.11 × 13,427.94
  4. Step 4: Simplify right side
    26,566.35x = 535,427,156.63
  5. Step 5: Solve for x
    x = 535,427,156.63/26,566.35
  6. Step 6: Final answer
    x = 20,154.34

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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.