Home / 28,202.04-38,919.69-16,265.88

Finding the Fourth Proportional to 28,202.04, 38,919.69 and 16,265.88

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Solution

The fourth proportional to 28,202.04, 38,919.69 and 16,265.88 is: 22,447.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,202.04 : 38,919.69 = 16,265.88 : x
  2. Step 2: Convert to fraction form
    28,202.04/38,919.69 = 16,265.88/x
  3. Step 3: Cross multiply
    28,202.04x = 38,919.69 × 16,265.88
  4. Step 4: Simplify right side
    28,202.04x = 633,063,007.18
  5. Step 5: Solve for x
    x = 633,063,007.18/28,202.04
  6. Step 6: Final answer
    x = 22,447.42

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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.