Home / 17,211.11-23,748.46-11,555.28

Finding the Fourth Proportional to 17,211.11, 23,748.46 and 11,555.28

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Solution

The fourth proportional to 17,211.11, 23,748.46 and 11,555.28 is: 15,944.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,211.11 : 23,748.46 = 11,555.28 : x
  2. Step 2: Convert to fraction form
    17,211.11/23,748.46 = 11,555.28/x
  3. Step 3: Cross multiply
    17,211.11x = 23,748.46 × 11,555.28
  4. Step 4: Simplify right side
    17,211.11x = 274,420,075.98
  5. Step 5: Solve for x
    x = 274,420,075.98/17,211.11
  6. Step 6: Final answer
    x = 15,944.36

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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.