Home / 29,446.03-40,636.61-16,873.21

Finding the Fourth Proportional to 29,446.03, 40,636.61 and 16,873.21

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Solution

The fourth proportional to 29,446.03, 40,636.61 and 16,873.21 is: 23,285.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,446.03 : 40,636.61 = 16,873.21 : x
  2. Step 2: Convert to fraction form
    29,446.03/40,636.61 = 16,873.21/x
  3. Step 3: Cross multiply
    29,446.03x = 40,636.61 × 16,873.21
  4. Step 4: Simplify right side
    29,446.03x = 685,669,969.85
  5. Step 5: Solve for x
    x = 685,669,969.85/29,446.03
  6. Step 6: Final answer
    x = 23,285.65

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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.