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Finding the Fourth Proportional to 17,173.35, 23,700.11 and 9,619.24

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Solution

The fourth proportional to 17,173.35, 23,700.11 and 9,619.24 is: 13,275.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,173.35 : 23,700.11 = 9,619.24 : x
  2. Step 2: Convert to fraction form
    17,173.35/23,700.11 = 9,619.24/x
  3. Step 3: Cross multiply
    17,173.35x = 23,700.11 × 9,619.24
  4. Step 4: Simplify right side
    17,173.35x = 227,977,010.91
  5. Step 5: Solve for x
    x = 227,977,010.91/17,173.35
  6. Step 6: Final answer
    x = 13,275.05

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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.