Home / 23,182.82-31,992.08-13,113.23

Finding the Fourth Proportional to 23,182.82, 31,992.08 and 13,113.23

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Solution

The fourth proportional to 23,182.82, 31,992.08 and 13,113.23 is: 18,096.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,182.82 : 31,992.08 = 13,113.23 : x
  2. Step 2: Convert to fraction form
    23,182.82/31,992.08 = 13,113.23/x
  3. Step 3: Cross multiply
    23,182.82x = 31,992.08 × 13,113.23
  4. Step 4: Simplify right side
    23,182.82x = 419,519,531.41
  5. Step 5: Solve for x
    x = 419,519,531.41/23,182.82
  6. Step 6: Final answer
    x = 18,096.14

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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.