Home / 29,338.09-40,471.56-18,564.83

Finding the Fourth Proportional to 29,338.09, 40,471.56 and 18,564.83

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Solution

The fourth proportional to 29,338.09, 40,471.56 and 18,564.83 is: 25,609.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,338.09 : 40,471.56 = 18,564.83 : x
  2. Step 2: Convert to fraction form
    29,338.09/40,471.56 = 18,564.83/x
  3. Step 3: Cross multiply
    29,338.09x = 40,471.56 × 18,564.83
  4. Step 4: Simplify right side
    29,338.09x = 751,347,732.41
  5. Step 5: Solve for x
    x = 751,347,732.41/29,338.09
  6. Step 6: Final answer
    x = 25,609.98

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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.