Home / 23,161.58-31,962.77-12,551.30

Finding the Fourth Proportional to 23,161.58, 31,962.77 and 12,551.30

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Solution

The fourth proportional to 23,161.58, 31,962.77 and 12,551.30 is: 17,320.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,161.58 : 31,962.77 = 12,551.30 : x
  2. Step 2: Convert to fraction form
    23,161.58/31,962.77 = 12,551.30/x
  3. Step 3: Cross multiply
    23,161.58x = 31,962.77 × 12,551.30
  4. Step 4: Simplify right side
    23,161.58x = 401,174,315.10
  5. Step 5: Solve for x
    x = 401,174,315.10/23,161.58
  6. Step 6: Final answer
    x = 17,320.68

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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.