Home / 35,766.56-53,649.84-12,393

Finding the Fourth Proportional to 35,766.56, 53,649.84 and 12,393

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Solution

The fourth proportional to 35,766.56, 53,649.84 and 12,393 is: 18,589.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,766.56 : 53,649.84 = 12,393 : x
  2. Step 2: Convert to fraction form
    35,766.56/53,649.84 = 12,393/x
  3. Step 3: Cross multiply
    35,766.56x = 53,649.84 × 12,393
  4. Step 4: Simplify right side
    35,766.56x = 664,882,513.59
  5. Step 5: Solve for x
    x = 664,882,513.59/35,766.56
  6. Step 6: Final answer
    x = 18,589.50

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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.