Home / 22,962.06-31,695.60-13,530

Finding the Fourth Proportional to 22,962.06, 31,695.60 and 13,530

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Solution

The fourth proportional to 22,962.06, 31,695.60 and 13,530 is: 18,676.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,962.06 : 31,695.60 = 13,530 : x
  2. Step 2: Convert to fraction form
    22,962.06/31,695.60 = 13,530/x
  3. Step 3: Cross multiply
    22,962.06x = 31,695.60 × 13,530
  4. Step 4: Simplify right side
    22,962.06x = 428,841,468
  5. Step 5: Solve for x
    x = 428,841,468/22,962.06
  6. Step 6: Final answer
    x = 18,676.09

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Why These Related Problems?

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