Home / 22,827.03-31,504.43-13,136.29

Finding the Fourth Proportional to 22,827.03, 31,504.43 and 13,136.29

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Solution

The fourth proportional to 22,827.03, 31,504.43 and 13,136.29 is: 18,129.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,827.03 : 31,504.43 = 13,136.29 : x
  2. Step 2: Convert to fraction form
    22,827.03/31,504.43 = 13,136.29/x
  3. Step 3: Cross multiply
    22,827.03x = 31,504.43 × 13,136.29
  4. Step 4: Simplify right side
    22,827.03x = 413,851,201.60
  5. Step 5: Solve for x
    x = 413,851,201.60/22,827.03
  6. Step 6: Final answer
    x = 18,129.88

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1.5x scale

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.