Home / 29,209.92-40,309.62-16,634.70

Finding the Fourth Proportional to 29,209.92, 40,309.62 and 16,634.70

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Solution

The fourth proportional to 29,209.92, 40,309.62 and 16,634.70 is: 22,955.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,209.92 : 40,309.62 = 16,634.70 : x
  2. Step 2: Convert to fraction form
    29,209.92/40,309.62 = 16,634.70/x
  3. Step 3: Cross multiply
    29,209.92x = 40,309.62 × 16,634.70
  4. Step 4: Simplify right side
    29,209.92x = 670,538,435.81
  5. Step 5: Solve for x
    x = 670,538,435.81/29,209.92
  6. Step 6: Final answer
    x = 22,955.85

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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.