Home / 28,930.14-43,365.66-16,423.75

Finding the Fourth Proportional to 28,930.14, 43,365.66 and 16,423.75

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Solution

The fourth proportional to 28,930.14, 43,365.66 and 16,423.75 is: 24,618.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,930.14 : 43,365.66 = 16,423.75 : x
  2. Step 2: Convert to fraction form
    28,930.14/43,365.66 = 16,423.75/x
  3. Step 3: Cross multiply
    28,930.14x = 43,365.66 × 16,423.75
  4. Step 4: Simplify right side
    28,930.14x = 712,226,758.43
  5. Step 5: Solve for x
    x = 712,226,758.43/28,930.14
  6. Step 6: Final answer
    x = 24,618.85

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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.