Home / 19,454.86-29,185.71-8,056.66

Finding the Fourth Proportional to 19,454.86, 29,185.71 and 8,056.66

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Solution

The fourth proportional to 19,454.86, 29,185.71 and 8,056.66 is: 12,086.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,454.86 : 29,185.71 = 8,056.66 : x
  2. Step 2: Convert to fraction form
    19,454.86/29,185.71 = 8,056.66/x
  3. Step 3: Cross multiply
    19,454.86x = 29,185.71 × 8,056.66
  4. Step 4: Simplify right side
    19,454.86x = 235,139,342.33
  5. Step 5: Solve for x
    x = 235,139,342.33/19,454.86
  6. Step 6: Final answer
    x = 12,086.41

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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.