Home / 26,551.04-39,851.16-13,412.66

Finding the Fourth Proportional to 26,551.04, 39,851.16 and 13,412.66

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Solution

The fourth proportional to 26,551.04, 39,851.16 and 13,412.66 is: 20,131.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,551.04 : 39,851.16 = 13,412.66 : x
  2. Step 2: Convert to fraction form
    26,551.04/39,851.16 = 13,412.66/x
  3. Step 3: Cross multiply
    26,551.04x = 39,851.16 × 13,412.66
  4. Step 4: Simplify right side
    26,551.04x = 534,510,059.69
  5. Step 5: Solve for x
    x = 534,510,059.69/26,551.04
  6. Step 6: Final answer
    x = 20,131.42

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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.