Home / 17,261.51-25,874.31-11,715.31

Finding the Fourth Proportional to 17,261.51, 25,874.31 and 11,715.31

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Solution

The fourth proportional to 17,261.51, 25,874.31 and 11,715.31 is: 17,560.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,261.51 : 25,874.31 = 11,715.31 : x
  2. Step 2: Convert to fraction form
    17,261.51/25,874.31 = 11,715.31/x
  3. Step 3: Cross multiply
    17,261.51x = 25,874.31 × 11,715.31
  4. Step 4: Simplify right side
    17,261.51x = 303,125,433.31
  5. Step 5: Solve for x
    x = 303,125,433.31/17,261.51
  6. Step 6: Final answer
    x = 17,560.77

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1.5x scale

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.