Home / 26,321.76-39,455.36-11,527.84

Finding the Fourth Proportional to 26,321.76, 39,455.36 and 11,527.84

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Solution

The fourth proportional to 26,321.76, 39,455.36 and 11,527.84 is: 17,279.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,321.76 : 39,455.36 = 11,527.84 : x
  2. Step 2: Convert to fraction form
    26,321.76/39,455.36 = 11,527.84/x
  3. Step 3: Cross multiply
    26,321.76x = 39,455.36 × 11,527.84
  4. Step 4: Simplify right side
    26,321.76x = 454,835,077.22
  5. Step 5: Solve for x
    x = 454,835,077.22/26,321.76
  6. Step 6: Final answer
    x = 17,279.81

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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.