Home / 26,815.92-37,008-14,879.16

Finding the Fourth Proportional to 26,815.92, 37,008 and 14,879.16

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Solution

The fourth proportional to 26,815.92, 37,008 and 14,879.16 is: 20,534.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,815.92 : 37,008 = 14,879.16 : x
  2. Step 2: Convert to fraction form
    26,815.92/37,008 = 14,879.16/x
  3. Step 3: Cross multiply
    26,815.92x = 37,008 × 14,879.16
  4. Step 4: Simplify right side
    26,815.92x = 550,647,953.28
  5. Step 5: Solve for x
    x = 550,647,953.28/26,815.92
  6. Step 6: Final answer
    x = 20,534.37

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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.