Home / 26,510.83-36,542.41-20,116.62

Finding the Fourth Proportional to 26,510.83, 36,542.41 and 20,116.62

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Solution

The fourth proportional to 26,510.83, 36,542.41 and 20,116.62 is: 27,728.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,510.83 : 36,542.41 = 20,116.62 : x
  2. Step 2: Convert to fraction form
    26,510.83/36,542.41 = 20,116.62/x
  3. Step 3: Cross multiply
    26,510.83x = 36,542.41 × 20,116.62
  4. Step 4: Simplify right side
    26,510.83x = 735,109,725.56
  5. Step 5: Solve for x
    x = 735,109,725.56/26,510.83
  6. Step 6: Final answer
    x = 27,728.66

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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.