Home / 17,760.48-24,506.18-11,388.21

Finding the Fourth Proportional to 17,760.48, 24,506.18 and 11,388.21

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Solution

The fourth proportional to 17,760.48, 24,506.18 and 11,388.21 is: 15,713.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,760.48 : 24,506.18 = 11,388.21 : x
  2. Step 2: Convert to fraction form
    17,760.48/24,506.18 = 11,388.21/x
  3. Step 3: Cross multiply
    17,760.48x = 24,506.18 × 11,388.21
  4. Step 4: Simplify right side
    17,760.48x = 279,081,344.67
  5. Step 5: Solve for x
    x = 279,081,344.67/17,760.48
  6. Step 6: Final answer
    x = 15,713.62

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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.