Home / 14,660.93-20,234.79-8,373.30

Finding the Fourth Proportional to 14,660.93, 20,234.79 and 8,373.30

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Solution

The fourth proportional to 14,660.93, 20,234.79 and 8,373.30 is: 11,556.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,660.93 : 20,234.79 = 8,373.30 : x
  2. Step 2: Convert to fraction form
    14,660.93/20,234.79 = 8,373.30/x
  3. Step 3: Cross multiply
    14,660.93x = 20,234.79 × 8,373.30
  4. Step 4: Simplify right side
    14,660.93x = 169,431,925.24
  5. Step 5: Solve for x
    x = 169,431,925.24/14,660.93
  6. Step 6: Final answer
    x = 11,556.70

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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.