Home / 26,355.12-39,537.48-12,504

Finding the Fourth Proportional to 26,355.12, 39,537.48 and 12,504

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Solution

The fourth proportional to 26,355.12, 39,537.48 and 12,504 is: 18,758.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,355.12 : 39,537.48 = 12,504 : x
  2. Step 2: Convert to fraction form
    26,355.12/39,537.48 = 12,504/x
  3. Step 3: Cross multiply
    26,355.12x = 39,537.48 × 12,504
  4. Step 4: Simplify right side
    26,355.12x = 494,376,649.92
  5. Step 5: Solve for x
    x = 494,376,649.92/26,355.12
  6. Step 6: Final answer
    x = 18,758.28

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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.