Home / 14,059.85-19,402.61-8,091.41

Finding the Fourth Proportional to 14,059.85, 19,402.61 and 8,091.41

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Solution

The fourth proportional to 14,059.85, 19,402.61 and 8,091.41 is: 11,166.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,059.85 : 19,402.61 = 8,091.41 : x
  2. Step 2: Convert to fraction form
    14,059.85/19,402.61 = 8,091.41/x
  3. Step 3: Cross multiply
    14,059.85x = 19,402.61 × 8,091.41
  4. Step 4: Simplify right side
    14,059.85x = 156,994,335.11
  5. Step 5: Solve for x
    x = 156,994,335.11/14,059.85
  6. Step 6: Final answer
    x = 11,166.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.