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Finding the Fourth Proportional to 13,473.72, 20,204.10 and 5,034.42

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Solution

The fourth proportional to 13,473.72, 20,204.10 and 5,034.42 is: 7,549.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,473.72 : 20,204.10 = 5,034.42 : x
  2. Step 2: Convert to fraction form
    13,473.72/20,204.10 = 5,034.42/x
  3. Step 3: Cross multiply
    13,473.72x = 20,204.10 × 5,034.42
  4. Step 4: Simplify right side
    13,473.72x = 101,715,925.12
  5. Step 5: Solve for x
    x = 101,715,925.12/13,473.72
  6. Step 6: Final answer
    x = 7,549.21

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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.