Home / 22,462.23-30,995.40-13,028.97

Finding the Fourth Proportional to 22,462.23, 30,995.40 and 13,028.97

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Solution

The fourth proportional to 22,462.23, 30,995.40 and 13,028.97 is: 17,978.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,462.23 : 30,995.40 = 13,028.97 : x
  2. Step 2: Convert to fraction form
    22,462.23/30,995.40 = 13,028.97/x
  3. Step 3: Cross multiply
    22,462.23x = 30,995.40 × 13,028.97
  4. Step 4: Simplify right side
    22,462.23x = 403,838,136.74
  5. Step 5: Solve for x
    x = 403,838,136.74/22,462.23
  6. Step 6: Final answer
    x = 17,978.54

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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.