Home / 29,550.15-40,733.96-21,026.79

Finding the Fourth Proportional to 29,550.15, 40,733.96 and 21,026.79

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Solution

The fourth proportional to 29,550.15, 40,733.96 and 21,026.79 is: 28,984.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,550.15 : 40,733.96 = 21,026.79 : x
  2. Step 2: Convert to fraction form
    29,550.15/40,733.96 = 21,026.79/x
  3. Step 3: Cross multiply
    29,550.15x = 40,733.96 × 21,026.79
  4. Step 4: Simplify right side
    29,550.15x = 856,504,317.65
  5. Step 5: Solve for x
    x = 856,504,317.65/29,550.15
  6. Step 6: Final answer
    x = 28,984.77

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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.