Home / 20,484.28-28,208.82-17,794.27

Finding the Fourth Proportional to 20,484.28, 28,208.82 and 17,794.27

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Solution

The fourth proportional to 20,484.28, 28,208.82 and 17,794.27 is: 24,504.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,484.28 : 28,208.82 = 17,794.27 : x
  2. Step 2: Convert to fraction form
    20,484.28/28,208.82 = 17,794.27/x
  3. Step 3: Cross multiply
    20,484.28x = 28,208.82 × 17,794.27
  4. Step 4: Simplify right side
    20,484.28x = 501,955,359.46
  5. Step 5: Solve for x
    x = 501,955,359.46/20,484.28
  6. Step 6: Final answer
    x = 24,504.42

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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.