Home / 13,076.60-19,586.10-11,348.60

Finding the Fourth Proportional to 13,076.60, 19,586.10 and 11,348.60

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Solution

The fourth proportional to 13,076.60, 19,586.10 and 11,348.60 is: 16,997.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,076.60 : 19,586.10 = 11,348.60 : x
  2. Step 2: Convert to fraction form
    13,076.60/19,586.10 = 11,348.60/x
  3. Step 3: Cross multiply
    13,076.60x = 19,586.10 × 11,348.60
  4. Step 4: Simplify right side
    13,076.60x = 222,274,814.46
  5. Step 5: Solve for x
    x = 222,274,814.46/13,076.60
  6. Step 6: Final answer
    x = 16,997.91

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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.