Home / 16,930.75-23,356.68-10,964.34

Finding the Fourth Proportional to 16,930.75, 23,356.68 and 10,964.34

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Solution

The fourth proportional to 16,930.75, 23,356.68 and 10,964.34 is: 15,125.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,930.75 : 23,356.68 = 10,964.34 : x
  2. Step 2: Convert to fraction form
    16,930.75/23,356.68 = 10,964.34/x
  3. Step 3: Cross multiply
    16,930.75x = 23,356.68 × 10,964.34
  4. Step 4: Simplify right side
    16,930.75x = 256,090,580.79
  5. Step 5: Solve for x
    x = 256,090,580.79/16,930.75
  6. Step 6: Final answer
    x = 15,125.77

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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.