Home / 21,754.24-32,615.40-6,954.64

Finding the Fourth Proportional to 21,754.24, 32,615.40 and 6,954.64

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Solution

The fourth proportional to 21,754.24, 32,615.40 and 6,954.64 is: 10,426.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,754.24 : 32,615.40 = 6,954.64 : x
  2. Step 2: Convert to fraction form
    21,754.24/32,615.40 = 6,954.64/x
  3. Step 3: Cross multiply
    21,754.24x = 32,615.40 × 6,954.64
  4. Step 4: Simplify right side
    21,754.24x = 226,828,365.46
  5. Step 5: Solve for x
    x = 226,828,365.46/21,754.24
  6. Step 6: Final answer
    x = 10,426.86

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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.