Home / 13,235.06-19,867.18-9,021.44

Finding the Fourth Proportional to 13,235.06, 19,867.18 and 9,021.44

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Solution

The fourth proportional to 13,235.06, 19,867.18 and 9,021.44 is: 13,542.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,235.06 : 19,867.18 = 9,021.44 : x
  2. Step 2: Convert to fraction form
    13,235.06/19,867.18 = 9,021.44/x
  3. Step 3: Cross multiply
    13,235.06x = 19,867.18 × 9,021.44
  4. Step 4: Simplify right side
    13,235.06x = 179,230,572.34
  5. Step 5: Solve for x
    x = 179,230,572.34/13,235.06
  6. Step 6: Final answer
    x = 13,542.11

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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.