Home / 25,184.35-34,740.59-15,620.94

Finding the Fourth Proportional to 25,184.35, 34,740.59 and 15,620.94

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Solution

The fourth proportional to 25,184.35, 34,740.59 and 15,620.94 is: 21,548.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,184.35 : 34,740.59 = 15,620.94 : x
  2. Step 2: Convert to fraction form
    25,184.35/34,740.59 = 15,620.94/x
  3. Step 3: Cross multiply
    25,184.35x = 34,740.59 × 15,620.94
  4. Step 4: Simplify right side
    25,184.35x = 542,680,671.95
  5. Step 5: Solve for x
    x = 542,680,671.95/25,184.35
  6. Step 6: Final answer
    x = 21,548.33

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.