Home / 29,441.43-40,628.34-16,695.78

Finding the Fourth Proportional to 29,441.43, 40,628.34 and 16,695.78

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Solution

The fourth proportional to 29,441.43, 40,628.34 and 16,695.78 is: 23,039.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,441.43 : 40,628.34 = 16,695.78 : x
  2. Step 2: Convert to fraction form
    29,441.43/40,628.34 = 16,695.78/x
  3. Step 3: Cross multiply
    29,441.43x = 40,628.34 × 16,695.78
  4. Step 4: Simplify right side
    29,441.43x = 678,321,826.41
  5. Step 5: Solve for x
    x = 678,321,826.41/29,441.43
  6. Step 6: Final answer
    x = 23,039.70

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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.