Home / 13,532.06-18,667.73-8,493.80

Finding the Fourth Proportional to 13,532.06, 18,667.73 and 8,493.80

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Solution

The fourth proportional to 13,532.06, 18,667.73 and 8,493.80 is: 11,717.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,532.06 : 18,667.73 = 8,493.80 : x
  2. Step 2: Convert to fraction form
    13,532.06/18,667.73 = 8,493.80/x
  3. Step 3: Cross multiply
    13,532.06x = 18,667.73 × 8,493.80
  4. Step 4: Simplify right side
    13,532.06x = 158,559,892.97
  5. Step 5: Solve for x
    x = 158,559,892.97/13,532.06
  6. Step 6: Final answer
    x = 11,717.35

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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.