Home / 26,106-39,107.16-12,918.12

Finding the Fourth Proportional to 26,106, 39,107.16 and 12,918.12

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Solution

The fourth proportional to 26,106, 39,107.16 and 12,918.12 is: 19,351.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,106 : 39,107.16 = 12,918.12 : x
  2. Step 2: Convert to fraction form
    26,106/39,107.16 = 12,918.12/x
  3. Step 3: Cross multiply
    26,106x = 39,107.16 × 12,918.12
  4. Step 4: Simplify right side
    26,106x = 505,190,985.74
  5. Step 5: Solve for x
    x = 505,190,985.74/26,106
  6. Step 6: Final answer
    x = 19,351.53

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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.