Home / 18,961.26-26,166.54-10,577.76

Finding the Fourth Proportional to 18,961.26, 26,166.54 and 10,577.76

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Solution

The fourth proportional to 18,961.26, 26,166.54 and 10,577.76 is: 14,597.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,961.26 : 26,166.54 = 10,577.76 : x
  2. Step 2: Convert to fraction form
    18,961.26/26,166.54 = 10,577.76/x
  3. Step 3: Cross multiply
    18,961.26x = 26,166.54 × 10,577.76
  4. Step 4: Simplify right side
    18,961.26x = 276,783,380.15
  5. Step 5: Solve for x
    x = 276,783,380.15/18,961.26
  6. Step 6: Final answer
    x = 14,597.31

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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.