Home / 57,347.80-86,021.66-17,908.29

Finding the Fourth Proportional to 57,347.80, 86,021.66 and 17,908.29

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Solution

The fourth proportional to 57,347.80, 86,021.66 and 17,908.29 is: 26,862.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,347.80 : 86,021.66 = 17,908.29 : x
  2. Step 2: Convert to fraction form
    57,347.80/86,021.66 = 17,908.29/x
  3. Step 3: Cross multiply
    57,347.80x = 86,021.66 × 17,908.29
  4. Step 4: Simplify right side
    57,347.80x = 1,540,500,878.33
  5. Step 5: Solve for x
    x = 1,540,500,878.33/57,347.80
  6. Step 6: Final answer
    x = 26,862.42

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1.5x scale

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.