Home / 13,930.62-20,895.93-11,753.34

Finding the Fourth Proportional to 13,930.62, 20,895.93 and 11,753.34

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Solution

The fourth proportional to 13,930.62, 20,895.93 and 11,753.34 is: 17,630.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,930.62 : 20,895.93 = 11,753.34 : x
  2. Step 2: Convert to fraction form
    13,930.62/20,895.93 = 11,753.34/x
  3. Step 3: Cross multiply
    13,930.62x = 20,895.93 × 11,753.34
  4. Step 4: Simplify right side
    13,930.62x = 245,596,969.91
  5. Step 5: Solve for x
    x = 245,596,969.91/13,930.62
  6. Step 6: Final answer
    x = 17,630.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.