Home / 29,368.44-40,530.45-16,621.64

Finding the Fourth Proportional to 29,368.44, 40,530.45 and 16,621.64

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Solution

The fourth proportional to 29,368.44, 40,530.45 and 16,621.64 is: 22,938.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,368.44 : 40,530.45 = 16,621.64 : x
  2. Step 2: Convert to fraction form
    29,368.44/40,530.45 = 16,621.64/x
  3. Step 3: Cross multiply
    29,368.44x = 40,530.45 × 16,621.64
  4. Step 4: Simplify right side
    29,368.44x = 673,682,346.29
  5. Step 5: Solve for x
    x = 673,682,346.29/29,368.44
  6. Step 6: Final answer
    x = 22,938.99

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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.