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Finding the Fourth Proportional to 17,048.56, 25,577.10 and 13,551.76

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Solution

The fourth proportional to 17,048.56, 25,577.10 and 13,551.76 is: 20,331.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,048.56 : 25,577.10 = 13,551.76 : x
  2. Step 2: Convert to fraction form
    17,048.56/25,577.10 = 13,551.76/x
  3. Step 3: Cross multiply
    17,048.56x = 25,577.10 × 13,551.76
  4. Step 4: Simplify right side
    17,048.56x = 346,614,720.70
  5. Step 5: Solve for x
    x = 346,614,720.70/17,048.56
  6. Step 6: Final answer
    x = 20,331.03

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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.