Home / 16,842.99-23,224.35-10,785.30

Finding the Fourth Proportional to 16,842.99, 23,224.35 and 10,785.30

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Solution

The fourth proportional to 16,842.99, 23,224.35 and 10,785.30 is: 14,871.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,842.99 : 23,224.35 = 10,785.30 : x
  2. Step 2: Convert to fraction form
    16,842.99/23,224.35 = 10,785.30/x
  3. Step 3: Cross multiply
    16,842.99x = 23,224.35 × 10,785.30
  4. Step 4: Simplify right side
    16,842.99x = 250,481,582.06
  5. Step 5: Solve for x
    x = 250,481,582.06/16,842.99
  6. Step 6: Final answer
    x = 14,871.56

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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.