Home / 17,431.03-24,118.16-15,197.56

Finding the Fourth Proportional to 17,431.03, 24,118.16 and 15,197.56

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Solution

The fourth proportional to 17,431.03, 24,118.16 and 15,197.56 is: 21,027.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,431.03 : 24,118.16 = 15,197.56 : x
  2. Step 2: Convert to fraction form
    17,431.03/24,118.16 = 15,197.56/x
  3. Step 3: Cross multiply
    17,431.03x = 24,118.16 × 15,197.56
  4. Step 4: Simplify right side
    17,431.03x = 366,537,047.41
  5. Step 5: Solve for x
    x = 366,537,047.41/17,431.03
  6. Step 6: Final answer
    x = 21,027.85

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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.