Home / 19,166.07-26,449.17-10,782.57

Finding the Fourth Proportional to 19,166.07, 26,449.17 and 10,782.57

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Solution

The fourth proportional to 19,166.07, 26,449.17 and 10,782.57 is: 14,879.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,166.07 : 26,449.17 = 10,782.57 : x
  2. Step 2: Convert to fraction form
    19,166.07/26,449.17 = 10,782.57/x
  3. Step 3: Cross multiply
    19,166.07x = 26,449.17 × 10,782.57
  4. Step 4: Simplify right side
    19,166.07x = 285,190,026.97
  5. Step 5: Solve for x
    x = 285,190,026.97/19,166.07
  6. Step 6: Final answer
    x = 14,879.94

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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.