Home / 19,062.06-26,318.47-11,902.86

Finding the Fourth Proportional to 19,062.06, 26,318.47 and 11,902.86

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Solution

The fourth proportional to 19,062.06, 26,318.47 and 11,902.86 is: 16,433.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,062.06 : 26,318.47 = 11,902.86 : x
  2. Step 2: Convert to fraction form
    19,062.06/26,318.47 = 11,902.86/x
  3. Step 3: Cross multiply
    19,062.06x = 26,318.47 × 11,902.86
  4. Step 4: Simplify right side
    19,062.06x = 313,265,063.82
  5. Step 5: Solve for x
    x = 313,265,063.82/19,062.06
  6. Step 6: Final answer
    x = 16,433.96

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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.