Home / 16,342.25-22,573.40-13,521.02

Finding the Fourth Proportional to 16,342.25, 22,573.40 and 13,521.02

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Solution

The fourth proportional to 16,342.25, 22,573.40 and 13,521.02 is: 18,676.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,342.25 : 22,573.40 = 13,521.02 : x
  2. Step 2: Convert to fraction form
    16,342.25/22,573.40 = 13,521.02/x
  3. Step 3: Cross multiply
    16,342.25x = 22,573.40 × 13,521.02
  4. Step 4: Simplify right side
    16,342.25x = 305,215,212.40
  5. Step 5: Solve for x
    x = 305,215,212.40/16,342.25
  6. Step 6: Final answer
    x = 18,676.46

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.