Home / 25,969.07-38,917.16-11,166.86

Finding the Fourth Proportional to 25,969.07, 38,917.16 and 11,166.86

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Solution

The fourth proportional to 25,969.07, 38,917.16 and 11,166.86 is: 16,734.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,969.07 : 38,917.16 = 11,166.86 : x
  2. Step 2: Convert to fraction form
    25,969.07/38,917.16 = 11,166.86/x
  3. Step 3: Cross multiply
    25,969.07x = 38,917.16 × 11,166.86
  4. Step 4: Simplify right side
    25,969.07x = 434,582,421.48
  5. Step 5: Solve for x
    x = 434,582,421.48/25,969.07
  6. Step 6: Final answer
    x = 16,734.62

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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.