Home / 16,927.28-23,355.78-10,880.68

Finding the Fourth Proportional to 16,927.28, 23,355.78 and 10,880.68

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Solution

The fourth proportional to 16,927.28, 23,355.78 and 10,880.68 is: 15,012.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,927.28 : 23,355.78 = 10,880.68 : x
  2. Step 2: Convert to fraction form
    16,927.28/23,355.78 = 10,880.68/x
  3. Step 3: Cross multiply
    16,927.28x = 23,355.78 × 10,880.68
  4. Step 4: Simplify right side
    16,927.28x = 254,126,768.33
  5. Step 5: Solve for x
    x = 254,126,768.33/16,927.28
  6. Step 6: Final answer
    x = 15,012.85

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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.