Home / 16,919.91-23,349.76-9,263.85

Finding the Fourth Proportional to 16,919.91, 23,349.76 and 9,263.85

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Solution

The fourth proportional to 16,919.91, 23,349.76 and 9,263.85 is: 12,784.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,919.91 : 23,349.76 = 9,263.85 : x
  2. Step 2: Convert to fraction form
    16,919.91/23,349.76 = 9,263.85/x
  3. Step 3: Cross multiply
    16,919.91x = 23,349.76 × 9,263.85
  4. Step 4: Simplify right side
    16,919.91x = 216,308,750.36
  5. Step 5: Solve for x
    x = 216,308,750.36/16,919.91
  6. Step 6: Final answer
    x = 12,784.27

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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.