Home / 17,380.44-23,967-14,870.85

Finding the Fourth Proportional to 17,380.44, 23,967 and 14,870.85

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Solution

The fourth proportional to 17,380.44, 23,967 and 14,870.85 is: 20,506.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,380.44 : 23,967 = 14,870.85 : x
  2. Step 2: Convert to fraction form
    17,380.44/23,967 = 14,870.85/x
  3. Step 3: Cross multiply
    17,380.44x = 23,967 × 14,870.85
  4. Step 4: Simplify right side
    17,380.44x = 356,409,661.95
  5. Step 5: Solve for x
    x = 356,409,661.95/17,380.44
  6. Step 6: Final answer
    x = 20,506.37

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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.