Home / 17,170.56-23,687.01-10,805.04

Finding the Fourth Proportional to 17,170.56, 23,687.01 and 10,805.04

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Solution

The fourth proportional to 17,170.56, 23,687.01 and 10,805.04 is: 14,905.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,170.56 : 23,687.01 = 10,805.04 : x
  2. Step 2: Convert to fraction form
    17,170.56/23,687.01 = 10,805.04/x
  3. Step 3: Cross multiply
    17,170.56x = 23,687.01 × 10,805.04
  4. Step 4: Simplify right side
    17,170.56x = 255,939,090.53
  5. Step 5: Solve for x
    x = 255,939,090.53/17,170.56
  6. Step 6: Final answer
    x = 14,905.69

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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.