Home / 25,262.70-37,835.55-12,589.38

Finding the Fourth Proportional to 25,262.70, 37,835.55 and 12,589.38

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Solution

The fourth proportional to 25,262.70, 37,835.55 and 12,589.38 is: 18,854.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,262.70 : 37,835.55 = 12,589.38 : x
  2. Step 2: Convert to fraction form
    25,262.70/37,835.55 = 12,589.38/x
  3. Step 3: Cross multiply
    25,262.70x = 37,835.55 × 12,589.38
  4. Step 4: Simplify right side
    25,262.70x = 476,326,116.46
  5. Step 5: Solve for x
    x = 476,326,116.46/25,262.70
  6. Step 6: Final answer
    x = 18,854.92

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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.