Home / 28,202.28-38,923.22-16,263.24

Finding the Fourth Proportional to 28,202.28, 38,923.22 and 16,263.24

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Solution

The fourth proportional to 28,202.28, 38,923.22 and 16,263.24 is: 22,445.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,202.28 : 38,923.22 = 16,263.24 : x
  2. Step 2: Convert to fraction form
    28,202.28/38,923.22 = 16,263.24/x
  3. Step 3: Cross multiply
    28,202.28x = 38,923.22 × 16,263.24
  4. Step 4: Simplify right side
    28,202.28x = 633,017,668.43
  5. Step 5: Solve for x
    x = 633,017,668.43/28,202.28
  6. Step 6: Final answer
    x = 22,445.62

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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.