Home / 17,961.51-26,943.35-7,569.75

Finding the Fourth Proportional to 17,961.51, 26,943.35 and 7,569.75

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Solution

The fourth proportional to 17,961.51, 26,943.35 and 7,569.75 is: 11,355.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,961.51 : 26,943.35 = 7,569.75 : x
  2. Step 2: Convert to fraction form
    17,961.51/26,943.35 = 7,569.75/x
  3. Step 3: Cross multiply
    17,961.51x = 26,943.35 × 7,569.75
  4. Step 4: Simplify right side
    17,961.51x = 203,954,385.81
  5. Step 5: Solve for x
    x = 203,954,385.81/17,961.51
  6. Step 6: Final answer
    x = 11,355.08

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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.