Home / 14,669.91-20,247.06-8,704.87

Finding the Fourth Proportional to 14,669.91, 20,247.06 and 8,704.87

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Solution

The fourth proportional to 14,669.91, 20,247.06 and 8,704.87 is: 12,014.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,669.91 : 20,247.06 = 8,704.87 : x
  2. Step 2: Convert to fraction form
    14,669.91/20,247.06 = 8,704.87/x
  3. Step 3: Cross multiply
    14,669.91x = 20,247.06 × 8,704.87
  4. Step 4: Simplify right side
    14,669.91x = 176,248,007.21
  5. Step 5: Solve for x
    x = 176,248,007.21/14,669.91
  6. Step 6: Final answer
    x = 12,014.25

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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.