Home / 14,422.43-19,904.34-8,755.86

Finding the Fourth Proportional to 14,422.43, 19,904.34 and 8,755.86

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Solution

The fourth proportional to 14,422.43, 19,904.34 and 8,755.86 is: 12,083.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,422.43 : 19,904.34 = 8,755.86 : x
  2. Step 2: Convert to fraction form
    14,422.43/19,904.34 = 8,755.86/x
  3. Step 3: Cross multiply
    14,422.43x = 19,904.34 × 8,755.86
  4. Step 4: Simplify right side
    14,422.43x = 174,279,614.43
  5. Step 5: Solve for x
    x = 174,279,614.43/14,422.43
  6. Step 6: Final answer
    x = 12,083.93

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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.