Home / 26,206.07-39,249.22-20,570.91

Finding the Fourth Proportional to 26,206.07, 39,249.22 and 20,570.91

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Solution

The fourth proportional to 26,206.07, 39,249.22 and 20,570.91 is: 30,809.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,206.07 : 39,249.22 = 20,570.91 : x
  2. Step 2: Convert to fraction form
    26,206.07/39,249.22 = 20,570.91/x
  3. Step 3: Cross multiply
    26,206.07x = 39,249.22 × 20,570.91
  4. Step 4: Simplify right side
    26,206.07x = 807,392,261.85
  5. Step 5: Solve for x
    x = 807,392,261.85/26,206.07
  6. Step 6: Final answer
    x = 30,809.36

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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.