Home / 25,895.08-38,855.58-12,732.04

Finding the Fourth Proportional to 25,895.08, 38,855.58 and 12,732.04

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Solution

The fourth proportional to 25,895.08, 38,855.58 and 12,732.04 is: 19,104.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,895.08 : 38,855.58 = 12,732.04 : x
  2. Step 2: Convert to fraction form
    25,895.08/38,855.58 = 12,732.04/x
  3. Step 3: Cross multiply
    25,895.08x = 38,855.58 × 12,732.04
  4. Step 4: Simplify right side
    25,895.08x = 494,710,798.78
  5. Step 5: Solve for x
    x = 494,710,798.78/25,895.08
  6. Step 6: Final answer
    x = 19,104.43

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Why These Related Problems?

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