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Finding the Fourth Proportional to 17,209.33, 23,748.42 and 9,655.03

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Solution

The fourth proportional to 17,209.33, 23,748.42 and 9,655.03 is: 13,323.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,209.33 : 23,748.42 = 9,655.03 : x
  2. Step 2: Convert to fraction form
    17,209.33/23,748.42 = 9,655.03/x
  3. Step 3: Cross multiply
    17,209.33x = 23,748.42 × 9,655.03
  4. Step 4: Simplify right side
    17,209.33x = 229,291,707.55
  5. Step 5: Solve for x
    x = 229,291,707.55/17,209.33
  6. Step 6: Final answer
    x = 13,323.69

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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.