Home / 14,125.24-19,496.64-8,816.86

Finding the Fourth Proportional to 14,125.24, 19,496.64 and 8,816.86

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Solution

The fourth proportional to 14,125.24, 19,496.64 and 8,816.86 is: 12,169.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,125.24 : 19,496.64 = 8,816.86 : x
  2. Step 2: Convert to fraction form
    14,125.24/19,496.64 = 8,816.86/x
  3. Step 3: Cross multiply
    14,125.24x = 19,496.64 × 8,816.86
  4. Step 4: Simplify right side
    14,125.24x = 171,899,145.35
  5. Step 5: Solve for x
    x = 171,899,145.35/14,125.24
  6. Step 6: Final answer
    x = 12,169.64

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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.