Home / 20,053.36-27,694.20-16,934.32

Finding the Fourth Proportional to 20,053.36, 27,694.20 and 16,934.32

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Solution

The fourth proportional to 20,053.36, 27,694.20 and 16,934.32 is: 23,386.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,053.36 : 27,694.20 = 16,934.32 : x
  2. Step 2: Convert to fraction form
    20,053.36/27,694.20 = 16,934.32/x
  3. Step 3: Cross multiply
    20,053.36x = 27,694.20 × 16,934.32
  4. Step 4: Simplify right side
    20,053.36x = 468,982,444.94
  5. Step 5: Solve for x
    x = 468,982,444.94/20,053.36
  6. Step 6: Final answer
    x = 23,386.73

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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.