Home / 17,859.47-26,783.83-11,206.06

Finding the Fourth Proportional to 17,859.47, 26,783.83 and 11,206.06

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Solution

The fourth proportional to 17,859.47, 26,783.83 and 11,206.06 is: 16,805.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,859.47 : 26,783.83 = 11,206.06 : x
  2. Step 2: Convert to fraction form
    17,859.47/26,783.83 = 11,206.06/x
  3. Step 3: Cross multiply
    17,859.47x = 26,783.83 × 11,206.06
  4. Step 4: Simplify right side
    17,859.47x = 300,141,153.06
  5. Step 5: Solve for x
    x = 300,141,153.06/17,859.47
  6. Step 6: Final answer
    x = 16,805.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.