Home / 26,904.16-40,354.60-12,874.16

Finding the Fourth Proportional to 26,904.16, 40,354.60 and 12,874.16

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Solution

The fourth proportional to 26,904.16, 40,354.60 and 12,874.16 is: 19,310.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,904.16 : 40,354.60 = 12,874.16 : x
  2. Step 2: Convert to fraction form
    26,904.16/40,354.60 = 12,874.16/x
  3. Step 3: Cross multiply
    26,904.16x = 40,354.60 × 12,874.16
  4. Step 4: Simplify right side
    26,904.16x = 519,531,577.14
  5. Step 5: Solve for x
    x = 519,531,577.14/26,904.16
  6. Step 6: Final answer
    x = 19,310.46

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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.