Home / 26,470.34-39,668.79-11,657.06

Finding the Fourth Proportional to 26,470.34, 39,668.79 and 11,657.06

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Solution

The fourth proportional to 26,470.34, 39,668.79 and 11,657.06 is: 17,469.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,470.34 : 39,668.79 = 11,657.06 : x
  2. Step 2: Convert to fraction form
    26,470.34/39,668.79 = 11,657.06/x
  3. Step 3: Cross multiply
    26,470.34x = 39,668.79 × 11,657.06
  4. Step 4: Simplify right side
    26,470.34x = 462,421,465.16
  5. Step 5: Solve for x
    x = 462,421,465.16/26,470.34
  6. Step 6: Final answer
    x = 17,469.42

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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.