Home / 27,756.42-38,305.25-16,432.41

Finding the Fourth Proportional to 27,756.42, 38,305.25 and 16,432.41

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Solution

The fourth proportional to 27,756.42, 38,305.25 and 16,432.41 is: 22,677.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,756.42 : 38,305.25 = 16,432.41 : x
  2. Step 2: Convert to fraction form
    27,756.42/38,305.25 = 16,432.41/x
  3. Step 3: Cross multiply
    27,756.42x = 38,305.25 × 16,432.41
  4. Step 4: Simplify right side
    27,756.42x = 629,447,573.15
  5. Step 5: Solve for x
    x = 629,447,573.15/27,756.42
  6. Step 6: Final answer
    x = 22,677.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.