Home / 25,416.68-38,115.59-8,772.18

Finding the Fourth Proportional to 25,416.68, 38,115.59 and 8,772.18

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Solution

The fourth proportional to 25,416.68, 38,115.59 and 8,772.18 is: 13,155.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,416.68 : 38,115.59 = 8,772.18 : x
  2. Step 2: Convert to fraction form
    25,416.68/38,115.59 = 8,772.18/x
  3. Step 3: Cross multiply
    25,416.68x = 38,115.59 × 8,772.18
  4. Step 4: Simplify right side
    25,416.68x = 334,356,772.43
  5. Step 5: Solve for x
    x = 334,356,772.43/25,416.68
  6. Step 6: Final answer
    x = 13,155.02

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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.