Home / 23,972.29-33,006.48-20,380.18

Finding the Fourth Proportional to 23,972.29, 33,006.48 and 20,380.18

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Solution

The fourth proportional to 23,972.29, 33,006.48 and 20,380.18 is: 28,060.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,972.29 : 33,006.48 = 20,380.18 : x
  2. Step 2: Convert to fraction form
    23,972.29/33,006.48 = 20,380.18/x
  3. Step 3: Cross multiply
    23,972.29x = 33,006.48 × 20,380.18
  4. Step 4: Simplify right side
    23,972.29x = 672,678,003.57
  5. Step 5: Solve for x
    x = 672,678,003.57/23,972.29
  6. Step 6: Final answer
    x = 28,060.65

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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.