Home / 16,775.81-25,167.83-8,346.29

Finding the Fourth Proportional to 16,775.81, 25,167.83 and 8,346.29

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Solution

The fourth proportional to 16,775.81, 25,167.83 and 8,346.29 is: 12,521.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,775.81 : 25,167.83 = 8,346.29 : x
  2. Step 2: Convert to fraction form
    16,775.81/25,167.83 = 8,346.29/x
  3. Step 3: Cross multiply
    16,775.81x = 25,167.83 × 8,346.29
  4. Step 4: Simplify right side
    16,775.81x = 210,058,091.64
  5. Step 5: Solve for x
    x = 210,058,091.64/16,775.81
  6. Step 6: Final answer
    x = 12,521.49

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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.