Home / 25,917.06-38,825.47-21,707.08

Finding the Fourth Proportional to 25,917.06, 38,825.47 and 21,707.08

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Solution

The fourth proportional to 25,917.06, 38,825.47 and 21,707.08 is: 32,518.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,917.06 : 38,825.47 = 21,707.08 : x
  2. Step 2: Convert to fraction form
    25,917.06/38,825.47 = 21,707.08/x
  3. Step 3: Cross multiply
    25,917.06x = 38,825.47 × 21,707.08
  4. Step 4: Simplify right side
    25,917.06x = 842,787,583.33
  5. Step 5: Solve for x
    x = 842,787,583.33/25,917.06
  6. Step 6: Final answer
    x = 32,518.64

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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.