Home / 16,847.36-23,230.10-10,789.64

Finding the Fourth Proportional to 16,847.36, 23,230.10 and 10,789.64

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Solution

The fourth proportional to 16,847.36, 23,230.10 and 10,789.64 is: 14,877.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,847.36 : 23,230.10 = 10,789.64 : x
  2. Step 2: Convert to fraction form
    16,847.36/23,230.10 = 10,789.64/x
  3. Step 3: Cross multiply
    16,847.36x = 23,230.10 × 10,789.64
  4. Step 4: Simplify right side
    16,847.36x = 250,644,416.16
  5. Step 5: Solve for x
    x = 250,644,416.16/16,847.36
  6. Step 6: Final answer
    x = 14,877.37

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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.