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Finding the Fourth Proportional to 39,163.17, 58,766.02 and 16,670.17

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Solution

The fourth proportional to 39,163.17, 58,766.02 and 16,670.17 is: 25,014.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,163.17 : 58,766.02 = 16,670.17 : x
  2. Step 2: Convert to fraction form
    39,163.17/58,766.02 = 16,670.17/x
  3. Step 3: Cross multiply
    39,163.17x = 58,766.02 × 16,670.17
  4. Step 4: Simplify right side
    39,163.17x = 979,639,543.62
  5. Step 5: Solve for x
    x = 979,639,543.62/39,163.17
  6. Step 6: Final answer
    x = 25,014.31

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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.