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Finding the Fourth Proportional to 13,034.04, 17,968.20 and 9,301.56

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Solution

The fourth proportional to 13,034.04, 17,968.20 and 9,301.56 is: 12,822.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,034.04 : 17,968.20 = 9,301.56 : x
  2. Step 2: Convert to fraction form
    13,034.04/17,968.20 = 9,301.56/x
  3. Step 3: Cross multiply
    13,034.04x = 17,968.20 × 9,301.56
  4. Step 4: Simplify right side
    13,034.04x = 167,132,290.39
  5. Step 5: Solve for x
    x = 167,132,290.39/13,034.04
  6. Step 6: Final answer
    x = 12,822.75

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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.