Home / 29,550.42-40,807.19-18,958.46

Finding the Fourth Proportional to 29,550.42, 40,807.19 and 18,958.46

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Solution

The fourth proportional to 29,550.42, 40,807.19 and 18,958.46 is: 26,180.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,550.42 : 40,807.19 = 18,958.46 : x
  2. Step 2: Convert to fraction form
    29,550.42/40,807.19 = 18,958.46/x
  3. Step 3: Cross multiply
    29,550.42x = 40,807.19 × 18,958.46
  4. Step 4: Simplify right side
    29,550.42x = 773,641,322.69
  5. Step 5: Solve for x
    x = 773,641,322.69/29,550.42
  6. Step 6: Final answer
    x = 26,180.38

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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.