Home / 17,721.36-24,455.88-9,763.56

Finding the Fourth Proportional to 17,721.36, 24,455.88 and 9,763.56

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Solution

The fourth proportional to 17,721.36, 24,455.88 and 9,763.56 is: 13,473.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,721.36 : 24,455.88 = 9,763.56 : x
  2. Step 2: Convert to fraction form
    17,721.36/24,455.88 = 9,763.56/x
  3. Step 3: Cross multiply
    17,721.36x = 24,455.88 × 9,763.56
  4. Step 4: Simplify right side
    17,721.36x = 238,776,451.73
  5. Step 5: Solve for x
    x = 238,776,451.73/17,721.36
  6. Step 6: Final answer
    x = 13,473.93

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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.