Home / 17,040.32-23,515.84-9,965.44

Finding the Fourth Proportional to 17,040.32, 23,515.84 and 9,965.44

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Solution

The fourth proportional to 17,040.32, 23,515.84 and 9,965.44 is: 13,752.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,040.32 : 23,515.84 = 9,965.44 : x
  2. Step 2: Convert to fraction form
    17,040.32/23,515.84 = 9,965.44/x
  3. Step 3: Cross multiply
    17,040.32x = 23,515.84 × 9,965.44
  4. Step 4: Simplify right side
    17,040.32x = 234,345,692.57
  5. Step 5: Solve for x
    x = 234,345,692.57/17,040.32
  6. Step 6: Final answer
    x = 13,752.42

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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.