Home / 15,769.92-23,622.54-12,632.92

Finding the Fourth Proportional to 15,769.92, 23,622.54 and 12,632.92

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Solution

The fourth proportional to 15,769.92, 23,622.54 and 12,632.92 is: 18,923.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,769.92 : 23,622.54 = 12,632.92 : x
  2. Step 2: Convert to fraction form
    15,769.92/23,622.54 = 12,632.92/x
  3. Step 3: Cross multiply
    15,769.92x = 23,622.54 × 12,632.92
  4. Step 4: Simplify right side
    15,769.92x = 298,421,658.02
  5. Step 5: Solve for x
    x = 298,421,658.02/15,769.92
  6. Step 6: Final answer
    x = 18,923.47

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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.