Home / 29,631.47-40,891.46-16,884.09

Finding the Fourth Proportional to 29,631.47, 40,891.46 and 16,884.09

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Solution

The fourth proportional to 29,631.47, 40,891.46 and 16,884.09 is: 23,300.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,631.47 : 40,891.46 = 16,884.09 : x
  2. Step 2: Convert to fraction form
    29,631.47/40,891.46 = 16,884.09/x
  3. Step 3: Cross multiply
    29,631.47x = 40,891.46 × 16,884.09
  4. Step 4: Simplify right side
    29,631.47x = 690,415,006.45
  5. Step 5: Solve for x
    x = 690,415,006.45/29,631.47
  6. Step 6: Final answer
    x = 23,300.06

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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.