Home / 18,513.34-27,769.98-4,662.34

Finding the Fourth Proportional to 18,513.34, 27,769.98 and 4,662.34

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Solution

The fourth proportional to 18,513.34, 27,769.98 and 4,662.34 is: 6,993.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,513.34 : 27,769.98 = 4,662.34 : x
  2. Step 2: Convert to fraction form
    18,513.34/27,769.98 = 4,662.34/x
  3. Step 3: Cross multiply
    18,513.34x = 27,769.98 × 4,662.34
  4. Step 4: Simplify right side
    18,513.34x = 129,473,088.55
  5. Step 5: Solve for x
    x = 129,473,088.55/18,513.34
  6. Step 6: Final answer
    x = 6,993.50

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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.