Home / 39,156.92-58,760.09-16,667.56

Finding the Fourth Proportional to 39,156.92, 58,760.09 and 16,667.56

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Solution

The fourth proportional to 39,156.92, 58,760.09 and 16,667.56 is: 25,011.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,156.92 : 58,760.09 = 16,667.56 : x
  2. Step 2: Convert to fraction form
    39,156.92/58,760.09 = 16,667.56/x
  3. Step 3: Cross multiply
    39,156.92x = 58,760.09 × 16,667.56
  4. Step 4: Simplify right side
    39,156.92x = 979,387,599.45
  5. Step 5: Solve for x
    x = 979,387,599.45/39,156.92
  6. Step 6: Final answer
    x = 25,011.86

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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.