Home / 23,174.84-31,985.28-13,106.41

Finding the Fourth Proportional to 23,174.84, 31,985.28 and 13,106.41

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Solution

The fourth proportional to 23,174.84, 31,985.28 and 13,106.41 is: 18,089.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,174.84 : 31,985.28 = 13,106.41 : x
  2. Step 2: Convert to fraction form
    23,174.84/31,985.28 = 13,106.41/x
  3. Step 3: Cross multiply
    23,174.84x = 31,985.28 × 13,106.41
  4. Step 4: Simplify right side
    23,174.84x = 419,212,113.68
  5. Step 5: Solve for x
    x = 419,212,113.68/23,174.84
  6. Step 6: Final answer
    x = 18,089.10

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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.