Home / 28,943.67-39,933.45-16,195.53

Finding the Fourth Proportional to 28,943.67, 39,933.45 and 16,195.53

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Solution

The fourth proportional to 28,943.67, 39,933.45 and 16,195.53 is: 22,344.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,943.67 : 39,933.45 = 16,195.53 : x
  2. Step 2: Convert to fraction form
    28,943.67/39,933.45 = 16,195.53/x
  3. Step 3: Cross multiply
    28,943.67x = 39,933.45 × 16,195.53
  4. Step 4: Simplify right side
    28,943.67x = 646,743,387.48
  5. Step 5: Solve for x
    x = 646,743,387.48/28,943.67
  6. Step 6: Final answer
    x = 22,344.90

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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.