Home / 29,668.94-40,943.40-16,922.77

Finding the Fourth Proportional to 29,668.94, 40,943.40 and 16,922.77

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Solution

The fourth proportional to 29,668.94, 40,943.40 and 16,922.77 is: 23,353.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,668.94 : 40,943.40 = 16,922.77 : x
  2. Step 2: Convert to fraction form
    29,668.94/40,943.40 = 16,922.77/x
  3. Step 3: Cross multiply
    29,668.94x = 40,943.40 × 16,922.77
  4. Step 4: Simplify right side
    29,668.94x = 692,875,741.22
  5. Step 5: Solve for x
    x = 692,875,741.22/29,668.94
  6. Step 6: Final answer
    x = 23,353.57

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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.