Home / 25,428.13-38,137.84-6,708.36

Finding the Fourth Proportional to 25,428.13, 38,137.84 and 6,708.36

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Solution

The fourth proportional to 25,428.13, 38,137.84 and 6,708.36 is: 10,061.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,428.13 : 38,137.84 = 6,708.36 : x
  2. Step 2: Convert to fraction form
    25,428.13/38,137.84 = 6,708.36/x
  3. Step 3: Cross multiply
    25,428.13x = 38,137.84 × 6,708.36
  4. Step 4: Simplify right side
    25,428.13x = 255,842,218.43
  5. Step 5: Solve for x
    x = 255,842,218.43/25,428.13
  6. Step 6: Final answer
    x = 10,061.39

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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.