Home / 19,180.22-28,774.26-8,086.94

Finding the Fourth Proportional to 19,180.22, 28,774.26 and 8,086.94

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Solution

The fourth proportional to 19,180.22, 28,774.26 and 8,086.94 is: 12,132.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,180.22 : 28,774.26 = 8,086.94 : x
  2. Step 2: Convert to fraction form
    19,180.22/28,774.26 = 8,086.94/x
  3. Step 3: Cross multiply
    19,180.22x = 28,774.26 × 8,086.94
  4. Step 4: Simplify right side
    19,180.22x = 232,695,570.29
  5. Step 5: Solve for x
    x = 232,695,570.29/19,180.22
  6. Step 6: Final answer
    x = 12,132.06

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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.