Home / 29,631.21-40,891.11-16,202.52

Finding the Fourth Proportional to 29,631.21, 40,891.11 and 16,202.52

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Solution

The fourth proportional to 29,631.21, 40,891.11 and 16,202.52 is: 22,359.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,631.21 : 40,891.11 = 16,202.52 : x
  2. Step 2: Convert to fraction form
    29,631.21/40,891.11 = 16,202.52/x
  3. Step 3: Cross multiply
    29,631.21x = 40,891.11 × 16,202.52
  4. Step 4: Simplify right side
    29,631.21x = 662,539,027.60
  5. Step 5: Solve for x
    x = 662,539,027.60/29,631.21
  6. Step 6: Final answer
    x = 22,359.50

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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.