Home / 26,051.26-39,097.38-13,400.50

Finding the Fourth Proportional to 26,051.26, 39,097.38 and 13,400.50

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Solution

The fourth proportional to 26,051.26, 39,097.38 and 13,400.50 is: 20,111.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,051.26 : 39,097.38 = 13,400.50 : x
  2. Step 2: Convert to fraction form
    26,051.26/39,097.38 = 13,400.50/x
  3. Step 3: Cross multiply
    26,051.26x = 39,097.38 × 13,400.50
  4. Step 4: Simplify right side
    26,051.26x = 523,924,440.69
  5. Step 5: Solve for x
    x = 523,924,440.69/26,051.26
  6. Step 6: Final answer
    x = 20,111.29

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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.