Home / 19,128.06-26,396.73-10,630.96

Finding the Fourth Proportional to 19,128.06, 26,396.73 and 10,630.96

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Solution

The fourth proportional to 19,128.06, 26,396.73 and 10,630.96 is: 14,670.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,128.06 : 26,396.73 = 10,630.96 : x
  2. Step 2: Convert to fraction form
    19,128.06/26,396.73 = 10,630.96/x
  3. Step 3: Cross multiply
    19,128.06x = 26,396.73 × 10,630.96
  4. Step 4: Simplify right side
    19,128.06x = 280,622,633.35
  5. Step 5: Solve for x
    x = 280,622,633.35/19,128.06
  6. Step 6: Final answer
    x = 14,670.73

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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.