Home / 29,190.14-40,284.44-16,614.89

Finding the Fourth Proportional to 29,190.14, 40,284.44 and 16,614.89

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Solution

The fourth proportional to 29,190.14, 40,284.44 and 16,614.89 is: 22,929.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,190.14 : 40,284.44 = 16,614.89 : x
  2. Step 2: Convert to fraction form
    29,190.14/40,284.44 = 16,614.89/x
  3. Step 3: Cross multiply
    29,190.14x = 40,284.44 × 16,614.89
  4. Step 4: Simplify right side
    29,190.14x = 669,321,254.81
  5. Step 5: Solve for x
    x = 669,321,254.81/29,190.14
  6. Step 6: Final answer
    x = 22,929.71

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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.