Home / 16,686.54-23,027.36-9,029.80

Finding the Fourth Proportional to 16,686.54, 23,027.36 and 9,029.80

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Solution

The fourth proportional to 16,686.54, 23,027.36 and 9,029.80 is: 12,461.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,686.54 : 23,027.36 = 9,029.80 : x
  2. Step 2: Convert to fraction form
    16,686.54/23,027.36 = 9,029.80/x
  3. Step 3: Cross multiply
    16,686.54x = 23,027.36 × 9,029.80
  4. Step 4: Simplify right side
    16,686.54x = 207,932,579.92
  5. Step 5: Solve for x
    x = 207,932,579.92/16,686.54
  6. Step 6: Final answer
    x = 12,461.09

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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.