Home / 40,839.75-61,259.67-16,215.75

Finding the Fourth Proportional to 40,839.75, 61,259.67 and 16,215.75

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Solution

The fourth proportional to 40,839.75, 61,259.67 and 16,215.75 is: 24,323.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,839.75 : 61,259.67 = 16,215.75 : x
  2. Step 2: Convert to fraction form
    40,839.75/61,259.67 = 16,215.75/x
  3. Step 3: Cross multiply
    40,839.75x = 61,259.67 × 16,215.75
  4. Step 4: Simplify right side
    40,839.75x = 993,371,493.80
  5. Step 5: Solve for x
    x = 993,371,493.80/40,839.75
  6. Step 6: Final answer
    x = 24,323.64

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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.