Home / 23,989.23-33,105.54-13,377.72

Finding the Fourth Proportional to 23,989.23, 33,105.54 and 13,377.72

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Solution

The fourth proportional to 23,989.23, 33,105.54 and 13,377.72 is: 18,461.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,989.23 : 33,105.54 = 13,377.72 : x
  2. Step 2: Convert to fraction form
    23,989.23/33,105.54 = 13,377.72/x
  3. Step 3: Cross multiply
    23,989.23x = 33,105.54 × 13,377.72
  4. Step 4: Simplify right side
    23,989.23x = 442,876,644.57
  5. Step 5: Solve for x
    x = 442,876,644.57/23,989.23
  6. Step 6: Final answer
    x = 18,461.48

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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.