Home / 25,728.41-38,595.45-8,194.21

Finding the Fourth Proportional to 25,728.41, 38,595.45 and 8,194.21

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Solution

The fourth proportional to 25,728.41, 38,595.45 and 8,194.21 is: 12,292.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,728.41 : 38,595.45 = 8,194.21 : x
  2. Step 2: Convert to fraction form
    25,728.41/38,595.45 = 8,194.21/x
  3. Step 3: Cross multiply
    25,728.41x = 38,595.45 × 8,194.21
  4. Step 4: Simplify right side
    25,728.41x = 316,259,156.58
  5. Step 5: Solve for x
    x = 316,259,156.58/25,728.41
  6. Step 6: Final answer
    x = 12,292.21

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.