Home / 25,285.88-37,952.09-12,814.58

Finding the Fourth Proportional to 25,285.88, 37,952.09 and 12,814.58

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Solution

The fourth proportional to 25,285.88, 37,952.09 and 12,814.58 is: 19,233.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,285.88 : 37,952.09 = 12,814.58 : x
  2. Step 2: Convert to fraction form
    25,285.88/37,952.09 = 12,814.58/x
  3. Step 3: Cross multiply
    25,285.88x = 37,952.09 × 12,814.58
  4. Step 4: Simplify right side
    25,285.88x = 486,340,093.47
  5. Step 5: Solve for x
    x = 486,340,093.47/25,285.88
  6. Step 6: Final answer
    x = 19,233.66

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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.