Home / 22,078.90-33,131.67-9,598.78

Finding the Fourth Proportional to 22,078.90, 33,131.67 and 9,598.78

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Solution

The fourth proportional to 22,078.90, 33,131.67 and 9,598.78 is: 14,403.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,078.90 : 33,131.67 = 9,598.78 : x
  2. Step 2: Convert to fraction form
    22,078.90/33,131.67 = 9,598.78/x
  3. Step 3: Cross multiply
    22,078.90x = 33,131.67 × 9,598.78
  4. Step 4: Simplify right side
    22,078.90x = 318,023,611.36
  5. Step 5: Solve for x
    x = 318,023,611.36/22,078.90
  6. Step 6: Final answer
    x = 14,403.96

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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.