Home / 25,286.21-37,952.60-12,814.95

Finding the Fourth Proportional to 25,286.21, 37,952.60 and 12,814.95

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Solution

The fourth proportional to 25,286.21, 37,952.60 and 12,814.95 is: 19,234.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,286.21 : 37,952.60 = 12,814.95 : x
  2. Step 2: Convert to fraction form
    25,286.21/37,952.60 = 12,814.95/x
  3. Step 3: Cross multiply
    25,286.21x = 37,952.60 × 12,814.95
  4. Step 4: Simplify right side
    25,286.21x = 486,360,671.37
  5. Step 5: Solve for x
    x = 486,360,671.37/25,286.21
  6. Step 6: Final answer
    x = 19,234.23

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1.5x scale

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.