Home / 39,671.99-59,505.12-18,616.82

Finding the Fourth Proportional to 39,671.99, 59,505.12 and 18,616.82

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Solution

The fourth proportional to 39,671.99, 59,505.12 and 18,616.82 is: 27,923.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,671.99 : 59,505.12 = 18,616.82 : x
  2. Step 2: Convert to fraction form
    39,671.99/59,505.12 = 18,616.82/x
  3. Step 3: Cross multiply
    39,671.99x = 59,505.12 × 18,616.82
  4. Step 4: Simplify right side
    39,671.99x = 1,107,796,108.12
  5. Step 5: Solve for x
    x = 1,107,796,108.12/39,671.99
  6. Step 6: Final answer
    x = 27,923.89

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1.5x scale

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.