Home / 28,826.66-43,216.51-19,348.75

Finding the Fourth Proportional to 28,826.66, 43,216.51 and 19,348.75

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Solution

The fourth proportional to 28,826.66, 43,216.51 and 19,348.75 is: 29,007.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,826.66 : 43,216.51 = 19,348.75 : x
  2. Step 2: Convert to fraction form
    28,826.66/43,216.51 = 19,348.75/x
  3. Step 3: Cross multiply
    28,826.66x = 43,216.51 × 19,348.75
  4. Step 4: Simplify right side
    28,826.66x = 836,185,447.86
  5. Step 5: Solve for x
    x = 836,185,447.86/28,826.66
  6. Step 6: Final answer
    x = 29,007.36

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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.