Home / 17,168.30-25,752.45-7,307.90

Finding the Fourth Proportional to 17,168.30, 25,752.45 and 7,307.90

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Solution

The fourth proportional to 17,168.30, 25,752.45 and 7,307.90 is: 10,961.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,168.30 : 25,752.45 = 7,307.90 : x
  2. Step 2: Convert to fraction form
    17,168.30/25,752.45 = 7,307.90/x
  3. Step 3: Cross multiply
    17,168.30x = 25,752.45 × 7,307.90
  4. Step 4: Simplify right side
    17,168.30x = 188,196,329.36
  5. Step 5: Solve for x
    x = 188,196,329.36/17,168.30
  6. Step 6: Final answer
    x = 10,961.85

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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.