Home / 23,992.72-33,092.81-20,800.31

Finding the Fourth Proportional to 23,992.72, 33,092.81 and 20,800.31

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Solution

The fourth proportional to 23,992.72, 33,092.81 and 20,800.31 is: 28,689.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,992.72 : 33,092.81 = 20,800.31 : x
  2. Step 2: Convert to fraction form
    23,992.72/33,092.81 = 20,800.31/x
  3. Step 3: Cross multiply
    23,992.72x = 33,092.81 × 20,800.31
  4. Step 4: Simplify right side
    23,992.72x = 688,340,706.77
  5. Step 5: Solve for x
    x = 688,340,706.77/23,992.72
  6. Step 6: Final answer
    x = 28,689.57

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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.