Home / 25,135.80-37,682.10-12,823.80

Finding the Fourth Proportional to 25,135.80, 37,682.10 and 12,823.80

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Solution

The fourth proportional to 25,135.80, 37,682.10 and 12,823.80 is: 19,224.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,135.80 : 37,682.10 = 12,823.80 : x
  2. Step 2: Convert to fraction form
    25,135.80/37,682.10 = 12,823.80/x
  3. Step 3: Cross multiply
    25,135.80x = 37,682.10 × 12,823.80
  4. Step 4: Simplify right side
    25,135.80x = 483,227,713.98
  5. Step 5: Solve for x
    x = 483,227,713.98/25,135.80
  6. Step 6: Final answer
    x = 19,224.68

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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.