Home / 39,556.25-54,587.21-22,560.05

Finding the Fourth Proportional to 39,556.25, 54,587.21 and 22,560.05

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Solution

The fourth proportional to 39,556.25, 54,587.21 and 22,560.05 is: 31,132.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,556.25 : 54,587.21 = 22,560.05 : x
  2. Step 2: Convert to fraction form
    39,556.25/54,587.21 = 22,560.05/x
  3. Step 3: Cross multiply
    39,556.25x = 54,587.21 × 22,560.05
  4. Step 4: Simplify right side
    39,556.25x = 1,231,489,801.22
  5. Step 5: Solve for x
    x = 1,231,489,801.22/39,556.25
  6. Step 6: Final answer
    x = 31,132.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.