Home / 26,417.43-39,549.33-20,556.27

Finding the Fourth Proportional to 26,417.43, 39,549.33 and 20,556.27

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Solution

The fourth proportional to 26,417.43, 39,549.33 and 20,556.27 is: 30,774.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,417.43 : 39,549.33 = 20,556.27 : x
  2. Step 2: Convert to fraction form
    26,417.43/39,549.33 = 20,556.27/x
  3. Step 3: Cross multiply
    26,417.43x = 39,549.33 × 20,556.27
  4. Step 4: Simplify right side
    26,417.43x = 812,986,705.80
  5. Step 5: Solve for x
    x = 812,986,705.80/26,417.43
  6. Step 6: Final answer
    x = 30,774.63

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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.