Home / 16,981.44-23,424.76-10,682.88

Finding the Fourth Proportional to 16,981.44, 23,424.76 and 10,682.88

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Solution

The fourth proportional to 16,981.44, 23,424.76 and 10,682.88 is: 14,736.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,981.44 : 23,424.76 = 10,682.88 : x
  2. Step 2: Convert to fraction form
    16,981.44/23,424.76 = 10,682.88/x
  3. Step 3: Cross multiply
    16,981.44x = 23,424.76 × 10,682.88
  4. Step 4: Simplify right side
    16,981.44x = 250,243,900.11
  5. Step 5: Solve for x
    x = 250,243,900.11/16,981.44
  6. Step 6: Final answer
    x = 14,736.32

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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.