Home / 15,050.08-20,772.53-9,383.73

Finding the Fourth Proportional to 15,050.08, 20,772.53 and 9,383.73

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Solution

The fourth proportional to 15,050.08, 20,772.53 and 9,383.73 is: 12,951.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,050.08 : 20,772.53 = 9,383.73 : x
  2. Step 2: Convert to fraction form
    15,050.08/20,772.53 = 9,383.73/x
  3. Step 3: Cross multiply
    15,050.08x = 20,772.53 × 9,383.73
  4. Step 4: Simplify right side
    15,050.08x = 194,923,812.94
  5. Step 5: Solve for x
    x = 194,923,812.94/15,050.08
  6. Step 6: Final answer
    x = 12,951.68

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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.