Home / 15,529.57-23,291.96-8,513.06

Finding the Fourth Proportional to 15,529.57, 23,291.96 and 8,513.06

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Solution

The fourth proportional to 15,529.57, 23,291.96 and 8,513.06 is: 12,768.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,529.57 : 23,291.96 = 8,513.06 : x
  2. Step 2: Convert to fraction form
    15,529.57/23,291.96 = 8,513.06/x
  3. Step 3: Cross multiply
    15,529.57x = 23,291.96 × 8,513.06
  4. Step 4: Simplify right side
    15,529.57x = 198,285,736.54
  5. Step 5: Solve for x
    x = 198,285,736.54/15,529.57
  6. Step 6: Final answer
    x = 12,768.27

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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.