Home / 16,789.24-23,157.29-14,253.91

Finding the Fourth Proportional to 16,789.24, 23,157.29 and 14,253.91

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Solution

The fourth proportional to 16,789.24, 23,157.29 and 14,253.91 is: 19,660.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,789.24 : 23,157.29 = 14,253.91 : x
  2. Step 2: Convert to fraction form
    16,789.24/23,157.29 = 14,253.91/x
  3. Step 3: Cross multiply
    16,789.24x = 23,157.29 × 14,253.91
  4. Step 4: Simplify right side
    16,789.24x = 330,081,905.25
  5. Step 5: Solve for x
    x = 330,081,905.25/16,789.24
  6. Step 6: Final answer
    x = 19,660.32

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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.