Home / 29,406.94-40,581.24-15,977.92

Finding the Fourth Proportional to 29,406.94, 40,581.24 and 15,977.92

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Solution

The fourth proportional to 29,406.94, 40,581.24 and 15,977.92 is: 22,049.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,406.94 : 40,581.24 = 15,977.92 : x
  2. Step 2: Convert to fraction form
    29,406.94/40,581.24 = 15,977.92/x
  3. Step 3: Cross multiply
    29,406.94x = 40,581.24 × 15,977.92
  4. Step 4: Simplify right side
    29,406.94x = 648,403,806.22
  5. Step 5: Solve for x
    x = 648,403,806.22/29,406.94
  6. Step 6: Final answer
    x = 22,049.35

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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.