Home / 17,904.12-24,706.34-9,945.68

Finding the Fourth Proportional to 17,904.12, 24,706.34 and 9,945.68

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Solution

The fourth proportional to 17,904.12, 24,706.34 and 9,945.68 is: 13,724.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,904.12 : 24,706.34 = 9,945.68 : x
  2. Step 2: Convert to fraction form
    17,904.12/24,706.34 = 9,945.68/x
  3. Step 3: Cross multiply
    17,904.12x = 24,706.34 × 9,945.68
  4. Step 4: Simplify right side
    17,904.12x = 245,721,351.61
  5. Step 5: Solve for x
    x = 245,721,351.61/17,904.12
  6. Step 6: Final answer
    x = 13,724.29

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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.