Home / 19,277.40-26,596.56-11,321.58

Finding the Fourth Proportional to 19,277.40, 26,596.56 and 11,321.58

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Solution

The fourth proportional to 19,277.40, 26,596.56 and 11,321.58 is: 15,620.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,277.40 : 26,596.56 = 11,321.58 : x
  2. Step 2: Convert to fraction form
    19,277.40/26,596.56 = 11,321.58/x
  3. Step 3: Cross multiply
    19,277.40x = 26,596.56 × 11,321.58
  4. Step 4: Simplify right side
    19,277.40x = 301,115,081.76
  5. Step 5: Solve for x
    x = 301,115,081.76/19,277.40
  6. Step 6: Final answer
    x = 15,620.11

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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.