Home / 39,796.20-59,723.10-16,439.40

Finding the Fourth Proportional to 39,796.20, 59,723.10 and 16,439.40

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Solution

The fourth proportional to 39,796.20, 59,723.10 and 16,439.40 is: 24,671.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,796.20 : 59,723.10 = 16,439.40 : x
  2. Step 2: Convert to fraction form
    39,796.20/59,723.10 = 16,439.40/x
  3. Step 3: Cross multiply
    39,796.20x = 59,723.10 × 16,439.40
  4. Step 4: Simplify right side
    39,796.20x = 981,811,930.14
  5. Step 5: Solve for x
    x = 981,811,930.14/39,796.20
  6. Step 6: Final answer
    x = 24,671.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.