Home / 35,680.79-53,554.40-18,163.73

Finding the Fourth Proportional to 35,680.79, 53,554.40 and 18,163.73

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Solution

The fourth proportional to 35,680.79, 53,554.40 and 18,163.73 is: 27,262.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,680.79 : 53,554.40 = 18,163.73 : x
  2. Step 2: Convert to fraction form
    35,680.79/53,554.40 = 18,163.73/x
  3. Step 3: Cross multiply
    35,680.79x = 53,554.40 × 18,163.73
  4. Step 4: Simplify right side
    35,680.79x = 972,747,661.91
  5. Step 5: Solve for x
    x = 972,747,661.91/35,680.79
  6. Step 6: Final answer
    x = 27,262.50

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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.