Home / 15,961.80-23,930.76-11,017.32

Finding the Fourth Proportional to 15,961.80, 23,930.76 and 11,017.32

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Solution

The fourth proportional to 15,961.80, 23,930.76 and 11,017.32 is: 16,517.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,961.80 : 23,930.76 = 11,017.32 : x
  2. Step 2: Convert to fraction form
    15,961.80/23,930.76 = 11,017.32/x
  3. Step 3: Cross multiply
    15,961.80x = 23,930.76 × 11,017.32
  4. Step 4: Simplify right side
    15,961.80x = 263,652,840.76
  5. Step 5: Solve for x
    x = 263,652,840.76/15,961.80
  6. Step 6: Final answer
    x = 16,517.74

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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.