Home / 23,098.33-31,876.94-13,538.41

Finding the Fourth Proportional to 23,098.33, 31,876.94 and 13,538.41

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Solution

The fourth proportional to 23,098.33, 31,876.94 and 13,538.41 is: 18,683.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,098.33 : 31,876.94 = 13,538.41 : x
  2. Step 2: Convert to fraction form
    23,098.33/31,876.94 = 13,538.41/x
  3. Step 3: Cross multiply
    23,098.33x = 31,876.94 × 13,538.41
  4. Step 4: Simplify right side
    23,098.33x = 431,563,037.42
  5. Step 5: Solve for x
    x = 431,563,037.42/23,098.33
  6. Step 6: Final answer
    x = 18,683.73

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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.