Home / 17,185.20-23,715.40-9,733.20

Finding the Fourth Proportional to 17,185.20, 23,715.40 and 9,733.20

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Solution

The fourth proportional to 17,185.20, 23,715.40 and 9,733.20 is: 13,431.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,185.20 : 23,715.40 = 9,733.20 : x
  2. Step 2: Convert to fraction form
    17,185.20/23,715.40 = 9,733.20/x
  3. Step 3: Cross multiply
    17,185.20x = 23,715.40 × 9,733.20
  4. Step 4: Simplify right side
    17,185.20x = 230,826,731.28
  5. Step 5: Solve for x
    x = 230,826,731.28/17,185.20
  6. Step 6: Final answer
    x = 13,431.72

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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.