Home / 14,353.39-19,808.27-8,065.75

Finding the Fourth Proportional to 14,353.39, 19,808.27 and 8,065.75

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Solution

The fourth proportional to 14,353.39, 19,808.27 and 8,065.75 is: 11,131.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,353.39 : 19,808.27 = 8,065.75 : x
  2. Step 2: Convert to fraction form
    14,353.39/19,808.27 = 8,065.75/x
  3. Step 3: Cross multiply
    14,353.39x = 19,808.27 × 8,065.75
  4. Step 4: Simplify right side
    14,353.39x = 159,768,553.75
  5. Step 5: Solve for x
    x = 159,768,553.75/14,353.39
  6. Step 6: Final answer
    x = 11,131.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.