Home / 26,262.11-39,418.28-9,638.21

Finding the Fourth Proportional to 26,262.11, 39,418.28 and 9,638.21

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Solution

The fourth proportional to 26,262.11, 39,418.28 and 9,638.21 is: 14,466.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,262.11 : 39,418.28 = 9,638.21 : x
  2. Step 2: Convert to fraction form
    26,262.11/39,418.28 = 9,638.21/x
  3. Step 3: Cross multiply
    26,262.11x = 39,418.28 × 9,638.21
  4. Step 4: Simplify right side
    26,262.11x = 379,921,415.20
  5. Step 5: Solve for x
    x = 379,921,415.20/26,262.11
  6. Step 6: Final answer
    x = 14,466.53

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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.