Home / 28,563.60-39,441.96-17,956.65

Finding the Fourth Proportional to 28,563.60, 39,441.96 and 17,956.65

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Solution

The fourth proportional to 28,563.60, 39,441.96 and 17,956.65 is: 24,795.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,563.60 : 39,441.96 = 17,956.65 : x
  2. Step 2: Convert to fraction form
    28,563.60/39,441.96 = 17,956.65/x
  3. Step 3: Cross multiply
    28,563.60x = 39,441.96 × 17,956.65
  4. Step 4: Simplify right side
    28,563.60x = 708,245,471.03
  5. Step 5: Solve for x
    x = 708,245,471.03/28,563.60
  6. Step 6: Final answer
    x = 24,795.39

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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.