Home / 23,918.31-33,005.61-13,306.77

Finding the Fourth Proportional to 23,918.31, 33,005.61 and 13,306.77

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Solution

The fourth proportional to 23,918.31, 33,005.61 and 13,306.77 is: 18,362.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,918.31 : 33,005.61 = 13,306.77 : x
  2. Step 2: Convert to fraction form
    23,918.31/33,005.61 = 13,306.77/x
  3. Step 3: Cross multiply
    23,918.31x = 33,005.61 × 13,306.77
  4. Step 4: Simplify right side
    23,918.31x = 439,198,060.98
  5. Step 5: Solve for x
    x = 439,198,060.98/23,918.31
  6. Step 6: Final answer
    x = 18,362.42

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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.