Home / 17,708.60-26,550.56-7,842.54

Finding the Fourth Proportional to 17,708.60, 26,550.56 and 7,842.54

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Solution

The fourth proportional to 17,708.60, 26,550.56 and 7,842.54 is: 11,758.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,708.60 : 26,550.56 = 7,842.54 : x
  2. Step 2: Convert to fraction form
    17,708.60/26,550.56 = 7,842.54/x
  3. Step 3: Cross multiply
    17,708.60x = 26,550.56 × 7,842.54
  4. Step 4: Simplify right side
    17,708.60x = 208,223,828.82
  5. Step 5: Solve for x
    x = 208,223,828.82/17,708.60
  6. Step 6: Final answer
    x = 11,758.35

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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.