Home / 27,862.80-41,820.66-17,300.81

Finding the Fourth Proportional to 27,862.80, 41,820.66 and 17,300.81

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Solution

The fourth proportional to 27,862.80, 41,820.66 and 17,300.81 is: 25,967.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,862.80 : 41,820.66 = 17,300.81 : x
  2. Step 2: Convert to fraction form
    27,862.80/41,820.66 = 17,300.81/x
  3. Step 3: Cross multiply
    27,862.80x = 41,820.66 × 17,300.81
  4. Step 4: Simplify right side
    27,862.80x = 723,531,083.63
  5. Step 5: Solve for x
    x = 723,531,083.63/27,862.80
  6. Step 6: Final answer
    x = 25,967.64

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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.