Home / 17,183.80-23,712.78-10,898.20

Finding the Fourth Proportional to 17,183.80, 23,712.78 and 10,898.20

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Solution

The fourth proportional to 17,183.80, 23,712.78 and 10,898.20 is: 15,038.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,183.80 : 23,712.78 = 10,898.20 : x
  2. Step 2: Convert to fraction form
    17,183.80/23,712.78 = 10,898.20/x
  3. Step 3: Cross multiply
    17,183.80x = 23,712.78 × 10,898.20
  4. Step 4: Simplify right side
    17,183.80x = 258,426,619.00
  5. Step 5: Solve for x
    x = 258,426,619.00/17,183.80
  6. Step 6: Final answer
    x = 15,038.97

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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.