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Finding the Fourth Proportional to 39,458.50, 59,213.67 and 14,834.50

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Solution

The fourth proportional to 39,458.50, 59,213.67 and 14,834.50 is: 22,261.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,458.50 : 59,213.67 = 14,834.50 : x
  2. Step 2: Convert to fraction form
    39,458.50/59,213.67 = 14,834.50/x
  3. Step 3: Cross multiply
    39,458.50x = 59,213.67 × 14,834.50
  4. Step 4: Simplify right side
    39,458.50x = 878,405,187.62
  5. Step 5: Solve for x
    x = 878,405,187.62/39,458.50
  6. Step 6: Final answer
    x = 22,261.49

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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.