Home / 26,542.98-39,820.23-8,074.50

Finding the Fourth Proportional to 26,542.98, 39,820.23 and 8,074.50

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Solution

The fourth proportional to 26,542.98, 39,820.23 and 8,074.50 is: 12,113.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,542.98 : 39,820.23 = 8,074.50 : x
  2. Step 2: Convert to fraction form
    26,542.98/39,820.23 = 8,074.50/x
  3. Step 3: Cross multiply
    26,542.98x = 39,820.23 × 8,074.50
  4. Step 4: Simplify right side
    26,542.98x = 321,528,447.14
  5. Step 5: Solve for x
    x = 321,528,447.14/26,542.98
  6. Step 6: Final answer
    x = 12,113.50

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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.