Home / 14,774.27-20,387.84-8,059.77

Finding the Fourth Proportional to 14,774.27, 20,387.84 and 8,059.77

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Solution

The fourth proportional to 14,774.27, 20,387.84 and 8,059.77 is: 11,122.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,774.27 : 20,387.84 = 8,059.77 : x
  2. Step 2: Convert to fraction form
    14,774.27/20,387.84 = 8,059.77/x
  3. Step 3: Cross multiply
    14,774.27x = 20,387.84 × 8,059.77
  4. Step 4: Simplify right side
    14,774.27x = 164,321,260.90
  5. Step 5: Solve for x
    x = 164,321,260.90/14,774.27
  6. Step 6: Final answer
    x = 11,122.13

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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.