Home / 28,174.74-38,875.57-16,074.96

Finding the Fourth Proportional to 28,174.74, 38,875.57 and 16,074.96

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Solution

The fourth proportional to 28,174.74, 38,875.57 and 16,074.96 is: 22,180.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,174.74 : 38,875.57 = 16,074.96 : x
  2. Step 2: Convert to fraction form
    28,174.74/38,875.57 = 16,074.96/x
  3. Step 3: Cross multiply
    28,174.74x = 38,875.57 × 16,074.96
  4. Step 4: Simplify right side
    28,174.74x = 624,923,232.73
  5. Step 5: Solve for x
    x = 624,923,232.73/28,174.74
  6. Step 6: Final answer
    x = 22,180.27

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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.