Home / 13,201.89-19,805.11-4,434.75

Finding the Fourth Proportional to 13,201.89, 19,805.11 and 4,434.75

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Solution

The fourth proportional to 13,201.89, 19,805.11 and 4,434.75 is: 6,652.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,201.89 : 19,805.11 = 4,434.75 : x
  2. Step 2: Convert to fraction form
    13,201.89/19,805.11 = 4,434.75/x
  3. Step 3: Cross multiply
    13,201.89x = 19,805.11 × 4,434.75
  4. Step 4: Simplify right side
    13,201.89x = 87,830,700.49
  5. Step 5: Solve for x
    x = 87,830,700.49/13,201.89
  6. Step 6: Final answer
    x = 6,652.89

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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.