Home / 17,929.99-24,743.04-9,972.05

Finding the Fourth Proportional to 17,929.99, 24,743.04 and 9,972.05

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Solution

The fourth proportional to 17,929.99, 24,743.04 and 9,972.05 is: 13,761.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,929.99 : 24,743.04 = 9,972.05 : x
  2. Step 2: Convert to fraction form
    17,929.99/24,743.04 = 9,972.05/x
  3. Step 3: Cross multiply
    17,929.99x = 24,743.04 × 9,972.05
  4. Step 4: Simplify right side
    17,929.99x = 246,738,768.56
  5. Step 5: Solve for x
    x = 246,738,768.56/17,929.99
  6. Step 6: Final answer
    x = 13,761.23

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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.