Home / 30,268.83-41,770.61-16,839.74

Finding the Fourth Proportional to 30,268.83, 41,770.61 and 16,839.74

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Solution

The fourth proportional to 30,268.83, 41,770.61 and 16,839.74 is: 23,238.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,268.83 : 41,770.61 = 16,839.74 : x
  2. Step 2: Convert to fraction form
    30,268.83/41,770.61 = 16,839.74/x
  3. Step 3: Cross multiply
    30,268.83x = 41,770.61 × 16,839.74
  4. Step 4: Simplify right side
    30,268.83x = 703,406,232.27
  5. Step 5: Solve for x
    x = 703,406,232.27/30,268.83
  6. Step 6: Final answer
    x = 23,238.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.