Home / 28,625.27-42,882.26-16,107.12

Finding the Fourth Proportional to 28,625.27, 42,882.26 and 16,107.12

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Solution

The fourth proportional to 28,625.27, 42,882.26 and 16,107.12 is: 24,129.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,625.27 : 42,882.26 = 16,107.12 : x
  2. Step 2: Convert to fraction form
    28,625.27/42,882.26 = 16,107.12/x
  3. Step 3: Cross multiply
    28,625.27x = 42,882.26 × 16,107.12
  4. Step 4: Simplify right side
    28,625.27x = 690,709,627.16
  5. Step 5: Solve for x
    x = 690,709,627.16/28,625.27
  6. Step 6: Final answer
    x = 24,129.37

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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.